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Computer Forensics ABC

In modern crime scene investigation, most things pass through a computer. There is, and won’t be in the foreseeable future, a replacement for quality human work, but the developments of computers have provided incredibly much help to CSIs. Basically, when discussing fraud, theft or even murder, you often have to deal with computers.

Defining computer forensics

computer forensics 2

Nowadays, everybody uses computers; they’ve become such an essential part of our lives that it’s hard to imagine how society would look without them. Considering how forensics deals with all aspects of crime, computer forensics was necessary and bound to appear, sooner or later. So, if we were to define it, we’d be saying that computer forensics is the investigation of a computer system (or parts) involved in crime, or which can hold information about a crime. But now, it’s not only about computers – tablets, smartphones, even ebook readers – all of them can be subjected to computer forensics.

It’s interesting to note that many detective techniques have their counterpart in computer forensics. For example, just like with a crime scene, opening a file changes the file – and this is not admissable in court (it’s tampering with evidence). If you just start a computer and open files left and right, there’s no way to know if you changed them (well technically speaking there might be, but it becomes much more complicated and unreliable). Any decent lawyer will contest the evidence obtained this way, and you can kiss your cyber evidence good bye; but fear not – that’s why we need (and love) our computer guys. In a way, they’re virtual crime scene investigators.

Computer forensics job description

computer forensics1The evidence from computer forensics investigations is usually subjected to the same guidelines and practices of other digital evidence, meaning you have to be really careful when doing… anything. A typical investigation consists of 3 stages, and you’ll be doing this every single time: acquiring and imaging, analysis, and reporting; yep, that’s right, be prepared for a whole lot of reports, because not that many people are savvy in this field, and you have to explain (sometimes the same things) everything step by step.

Most computer forensic jobs are found in the law enforcement sector, although an increasing number of private jobs are starting to hit the market. There are 4 main specialties; other, more niched options are available, but these are the main areas:

Computer Forensics Analyst – basic but complex stuff. Takes out over half of all jobs in the field and involves pretty much everything, though not at a very high level. You typically check e-mails and other cyber correspondence, hard disks, analyze pictures, analyzing everything in light of the crime in question. You may also check to see who accessed certain files or computers, where is someone located, check IPs, etc.

computer forensics3

Special Agent – most of the time, you do the same things, but you’ll probably be dealing with counterintelligence or counterterrorism, so the requirements are much, much higher. Special agents work for agencies (duh) such as FBI, CIA, NSA, etc. You’ll also be required, in most cases, to be physically fit and be able to pass strict physical tests.

Ethical Hacker – the name pretty much says it all. This is where the going really gets tough – you’ve got to know how to hack and slash your way into other computers, but mostly, you’ve got to know how to protect against such attacks.

Information Security Manager – as in every field, when you get to a certain point, you get moved from “field work” to manager work. This is not really a job you get, but rather a job you get promoted into.

You’re probably going to be surprised by this, but within the financial services sector, there are an increased number of computer forensic jobs available. Their role is to prevent bad things from happening, and gather evidence when they do happen.

In the past 10-20 years, cyber crime has increased exponentially, and the odds are it will continue at a similar rate, so there’s plenty of work available.

Applications of computer forensics

Digital forensics is now commonly used in both criminal law and private investigation. But how is it done, really?

Cyber crime
Of course, the first thing that comes to mind as an application is cyber crime. If someone stole something via the internet, or did some phishing, or has pornographic material with minors, or anything else.

Attribution
and other logs can be used to attribute actions to an individual. If you find a computer, tablet or smartphone, you can often track its owner by the documents on the hard drive.

Alibi and action check
Information provided by suspects/witnesses can often be verified digitally.

Intent
It’s often circumstantial, but when you have a rapist suspect, and on his computer you find google searches for ‘how to rape and not get caught’, that’s a pretty good indication (and something in these lines, but less obvious often happens).

Document authentication
Pretty much what the name says – verify if a document originated on a certain computer, when and now it was modified, etc.

As noted above, computer forensics are crucial for many investigations (some cases are built on computer analysis alone), so let’s take a look at some of the most memorable cases.

Computer forensics cases

The admissibility of digital evidence relies on the tools used to extract it, which vary from country to country. Laws dealing with digital evidence are concerned with two issues: integrity and authenticity. Usually, they fall into the same strict legal guidelines as other forms of evidence. Computer forensics has been very successful in several high-profile cases, of which we’ll name just a few:

Soham murders
The alibi of the killer was disproved when mobile phone records of the person he claimed to be with showed she was out of town at the time.

BTK Killer
Dennis Rader was convicted of a string of serial killings that occurred over a period of sixteen years. Towards the end of this period, he started sending letters to the police in the form of floppy disks. The evidence helped catch and convict him.

Joseph E. Duncan III
Forensic investigators found a spreadsheet in which Duncan was planning his murders; this helped prove he was planning the crimes.

Sharon Lopatka
After going through hundreds of emails, investigators were able to find her killer, Robert Glass. In this very disturbing, the victim wanted to be tortured and strangled, which was also proven this way.

Corcoran Group
According to Wikipedia: This case confirmed parties’ duties to preserve digital evidence when litigation has commenced or is reasonably anticipated. Hard drives were analyzed by a computer forensics expert, who could not find relevant e-mails the Defendants should have had. Though the expert found no evidence of deletion on the hard drives, evidence came out that the defendants were found to have intentionally destroyed emails, and misled and failed to disclose material facts to the plaintiffs and the court.

Dr. Conrad Murray
Dr. Conrad Murray – the doctor of Michael Jackson was convicted partially by digital evidence on his computer. This evidence included medical documentation showing lethal amounts of propofol.

Computer forensics certifications

You’re going to find lots of deceiving information on some websites – pay extra attention when dealing with such info. IACIS (the International Association of Computer Investigative Specialists) offers the Certified Computer Forensic Examiner (CFCE) program. There’s also the ISFCE Certified Computer Examiner and IACRB Certified Computer Forensics Examiner – and there are a few others.

Also, most commercial based forensic software companies are now also offering proprietary certifications on their products.

So that’s pretty much the ABCs in terms of cyberforensics; of course, there would be much, much more to say, but this is just introductory information – we have more posts covering different aspects of the business which I invite you to check out.

Forensic chemistry: what is it, how to become one, education and salary

Forensic chemistry deals with the chemical analysis of a crime scene or any other environments associated with a crime. A forensic chemist is responsible with identifying and characterizing the evidence, and  will some time be required to hold his conclusions in court as an expert witness attesting or disproving the validity of the forwarded evidence.

forensic-chemistryContrary to popular belief, a forensic chemist will rarely perform field work – field work is most of the time performed by law enforcement and forensic technicians. A forensic chemist will analyze evidence including hair samples, paint chips, glass fragments, gun powder, blood stains… pretty much anything that can yield valuable chemical information. For this task a multidisciplinary approach is required and, as such, a merged knowledge from the fields of chemistry, biology, material science and genetics is required. Simply knowing chemistry just isn’t good enough, especially as thee prevalence of DNA analysis in forensic science as well as the weight it holds in court means that a background in genetics becomes increasingly important.

A forensic chemist may also be called upon during drug busts or other drug related operations to analyze various substances and assess their nature.

To achieve this, a forensic chemist should become familiar with a variety of techniques including microscopy, optical analysis (UV, infrared, X-ray), gas chromatography, and other technologies. Findings are carefully laid in a report that will be used in support of criminal investigations.

Forensic chemistry working condition

Typically a forensic chemist will work in a lab setting, most of the time employed by a local, state or federal government. Some private entities that work closely with law establishments will also provide forensic chemistry positions. The hours are long, tasks are generally repetitive and the equipment is used is highly technical. However, some police stations or companies might employ chemists project-based if they can’t afford hiring a full time forensic chemist.

As you might imagine, considering the lives and liberty of individuals are at stake, strict procedures regarding evidence and documentation handling is required and must be warranted. At times, law enforcement and court officials might pressure the forensic chemist to deliver results and work at a faster pace to meet these demands. As such the work might seem intense.

Public speaking and strong communication skills are required as the forensic chemist will often be called in front of court to testify his findings. Complex scientific procedures in such a way the justice and juries need to understand will need to be conveyed.

Career path

Like stated earlier, a forensic chemist will typically be employed through a federal, state or county labs, as well as private institutions at some times. Besides the base profession, however, someone trained or experienced in the field of forensic science might also move to work in other departments like forensic science, academe or administration. For instance, there are numerous cases in which a forensic chemist or some other forensic scientist has moved to managing a lab, where he handles attributions like supervising other scientists, instead of being himself involved in day-to-day analysis. Case review and general lab management would also be part of his attributions. Patent law is also a viable branching.

Forensic chemistry educational requirements

Of course, a strong background in chemistry and technical knowledge of instrument use is required. Though it is not always required, it is definitely recommended to have a either an undergraduate or graduate degree in forensic science. Those interested in a position as a trace evidence analysis, like glass, hair, paper and so on should rather focus on instrumental analysis. If forensic biology and DNA analysis are preferred, take microbiology, genetics, and biochemistry courses. Those interested in the toxicological aspects of this work should study physiology, biochemistry, and chemistry.

Salary of a forensic chemist

The salary of a forensic chemist varies on experience, position and state of employment. Typically a forensic chemist earns $70,550 yearly. If you’re just starting off as a forensic chemist, expect to earn $58,100 yearly in the beginning.

Computer forensics investigations – the ABCs

The main intention with which people seem to make more and more use of computer forensic investigators is to either detect and secure or retrieve relevant information an organization or institution needs, for the purpose of stating and rendering firm conclusions.


computer
The generally assumed field that became a top of mind is the delinquency area, although the original meaning of the computer forensic field term was used to describe civil procedures. The principles involved are mostly similar to the data recovery course to which the know-how also requires a legal audit trail, which is a chronogical record also security – relevant, providing documented proof of the sequence of given activities that altered specific procedures or processes. While the range of using such evidence in court is more widely spread, both the european and American cultures begin to develop legal frameworks to factually accept it in an official manner.

The discipline, as well as the practice, surprises the legal framework of the state in question by which specific technological processes are admissible in front of a court in order to prove guilt or innocence in cases of rights violations or protocol infringement. These include data services, data transfer, wireless communications involving specific information such as the spectrums of illegal usage of intellectual property or children pornography. Also, if the information an organization beholds of a client fails to be protected according to the signed agreement and the law of Parties, the consequences make it liable in either civil or criminal court.

The process is truly belaboured and it involves advanced knowledge in both Laws and computer science, as it was previously mentioned. Withal, the tools and techniques required for any specific investigation procedure depend on the nature of the case to be solved as well as to the purpose of the investigations. There are two main types of data that the investigators in computer forensics collect. The first one is persistent data, consisting of information stored on a local hard drive, stored while the device is turned off, while the volatile data is going to be lost when the device is turned off, the information being either stored in the memory or in transmitting process. This second type of data remained in the registers and the random access memory (RAM) and can be accessed after the operation has ended, if the instruments used are properly chosen.

computer forensics
Similarly to any other type of research, the forensic investigations imply specific stept to be followed. Identifying the purpose and the nature of the investigation and the tools needed for the entire procedure to take place is only the first stage of the reasearch, while the second one consists in the evidence acquisition, i.e. the identification of the sources of digital evidence to pe preserved.

During the third stage the investigator decides what are the best tools to be used in the specific procedure, performs the data process and renders the interpretation of the analysis results. Finally, the obtained results are disseminated in reported findings and presented findings. The most important two goals that have to be accomplished for the computer forensic investigation to be successful are to be practiced effectively, under legal conditions and to draft the basic theoretical information that lends itself to be used.

Is collecting DNA samples on arrest a violation of the 4th Amendment?

Recently in Washington some of the most heated debates in decades have ensued in the Supreme Courts whether or not police will have the right to collect DNA samples upon arrest, and if so for what kind of crimes. As you can imagine there are two sides, each with strong arguments.

dna samplingThe case arose from the collection of DNA in 2009 from Alonzo Jay King Jr. after his arrest on assault charges in Wicomico County, Md. His DNA matched that collected from evidence in a 2003 rape, which eventually got him convicted. With this in mind, many crimes could be solved if a preemptive DNA sampling is put in place.

But then again this evokes a number of issues related to privacy and liberty – a practice that might run afoul with the Fourth Amendment, which generally requires a warrant or individualized suspicion before police may conduct a search. Would the police be allowed to collected samples from a speeding driver? If the practice applies for major crimes only, there is always the risk of interpretation, something a higher force could use to its advantage. This and more concern some of the Justices in court who are debating the subject, like Justice Antonin Scalia.

“This is a very reliable tool,” she said, “but it’s not based on any kind of suspicion of the individual who’s being subjected to it.”

Justice Samuel A. Alito Jr. thinks otherwise and believes this should be introduced.

“I think this is perhaps the most important criminal procedure case that this court has heard in decades,” he said, adding: “This is what is at stake: Lots of murders, lots of rapes that can be solved using this new technology that involves a very minimal intrusion on personal privacy.”

“Why isn’t this the fingerprinting of the 21st century?” he asked.

What will come of this, we can not say for certain, but ITSGOV is closely following the situation and will keep you posted as it unfolds.

For now, Justice Scalia said, the law’s purpose is “to catch the bad guys, which is a good thing.” But, he added, “the Fourth Amendment sometimes stands in the way.”

Free Legal Clinic for CSI students in Idaho

csi clinicLegal services for CSI students are a scary thought – cash is short, and the associated issues are numerous. However, in Idaho, a resource for free forensic legal advice has been opened!

Behind closed doors, Christina Mcfarling meets with a Magic Valley attorney to discuss personal legal issues something that can cost hundreds of dollars.

“I like the idea that it’s free, if I wanted to talk to a lawyer it would be a lot of money to see the lawyer” said Christina Mcfarling, seeking legal advice.

Indeed, when preparing for a forensics carreer, a few discussions with attorneys are absolutely crucial, but alas, they are also increidbly expensive. The CSI advice clinic is a place where all students in the field can go and have all their questions answered.

“We have two volunteer attorneys at each session and we try to address questions in terms of what their legal rights are and try to get them other resources that might help them,” said Attorney Laired Stone. Students shouldn’t be afraid to ask questions, local attorneys make the entire process confidential.”

Most questions have common themes:

“We have questions dealing with wrongful termination, disputes with landlords, and credit issue. We get a whole variety” said Stone.

All in all, there are 14 volunteers working there.

“I’ve looked on the internet to try to get help before and I found out we had this program going on and I learned a lot.”

Learning and helping CSI students advance their way through college – I just wish I’d have something like this to write every single day.

UK using &# – Crime Scene Investigator (CSI) and forensics information39;outdated&# – Crime Scene Investigator (CSI) and forensics information39; DNA forensics kits

According to a European research committee, forensic science in the UK is using outdated equipment in DNA profiling, falling behind most western European countries, which are using more advanced technologies.

dna forensics

Professor Peter Gill, from the told a Commons select committee that UK systems could eventually not be comparable with those from overseas:

“[The] UK is currently locked into outdated technology that is more than 10 years old,” he said. “This means that cases will not be analysed using best practice methods.Cross-border comparisons with other countries will be compromised since the systems in use will no longer be entirely comparable.”

Traditionally, the UK has been one of the leading countries in terms of forensic technology, but as of late, the system has really fallen behind, and now, we’re only one of the 4 EU countries that had not upgraded to a marker set recommended by the EU.

However, the argued thatt techniques used in serious cases were already “as sensitive, if not more sensitive, than those being proposed”:

“While we recognise this new profiling technology has benefits, its introduction needs to be handled carefully to ensure it does not compromise the integrity of our existing forensic DNA techniques,” the spokesperson said.

 

uk forensicsBut this is also a sort of confession – the sensitive equipment being used only in “serious cases”. Experts also say that the “chemistry” that underlies DNA testing kits used by UK forensic science labs is now more than a decade old and that newer, more sensitive systems can obtain results from even low quality samples – improving success rates. This is the kind of information that can make or break a case.

Dr Chris Maguire, from the (NUCFS), was pretty worried about the situation:

“If you change your system to one of the new European standard marker sets, and you have a crime stain with a match in [the old system] and you want to upgrade it – what do you do? You’ve got to go and find the individual and ask them for another sample, instead of just going to the second swab, re-processing it and confirming it.”

Dr Sue Pope, from , agreed:

“The effect will be that upgrading to the ESS system will require taking another sample, with obvious costs,” she explained.

There is another problem with the system: UK’s new Protection of Freedoms Act 2012 allows DNA samples to be stored for a maximum of six months before they are destroyed – a period many forensic scientists believe to be insufficient. But the Home Office reacted once again:

“For too long we failed to collect the DNA of prisoners while still retaining information about people who were arrested but never charged. We are now taking steps to ensure that we no longer retain the DNA and fingerprints of innocent people. Through the Protection of Freedoms Act we are protecting the privacy and human rights of the public while keeping them safe from crime by ensuring the right people are on DNA databases.”

Argue what you want, but one thing’s for sure: the UK forensic system is really starting to fade out, and this is one of the core elements of crime fighting.

Forensic science technician salary

I really want to focus on the forensic science technician – what he does, how much money he makes, colleges, and so on. I wrote a general post about this job here, but to sum it up here: forensic science technicians help solve crimes by collecting and interpreting evidence from crime scenes. They can do everything from gathering evidence from the crime scene to computer forensics to DNA analysis, and many many others. The CSI technician does a lot of work, works flexible hours, has to know a lot of stuff from several fields… what does he make (aside for the reward of cathing the bad guys?).

forensic science technician 2According to the U.S. Bureau of Labor Statistics (BLS), forensic science technicians earned a median salary of $51,480 in 2009. That number is increasing slowly, but the thing is, the sum varies greatly from one area to another. For example, in the US, in Arkansas the average salary is just under $40.000/year, while in Kansas, the average is almost double: $73.000/year. Massachussets – $82.000. Why this difference? Hard to say; the average salary depends on the state finances, supply and demand, number of positions, etc.

This also depends on the level – typically, he hiring salary is 60% of the average salary in the state, and with 2 years of experience, you go to about 90% of the average salary, and once you hit senior level, with over 10 years of experience, you generally start going way above the average. What about Europe? I could only find reliable data from UK, but if you have any other sources, I would definitely publish them.

Great Britain loves their forensic technicians – the hiring salary is over 16.000 pounds (25.000 dollars), but after only 2 years, you easily go up to $46.000.

Forensic-Scientist-Salary-by-Years-Experience

When calculating the salary, you should keep in mind that all the extra hours that you will do are paid – in most cases at least. Also, your level of studies matters. Some offices won’t even hire you with only Bachelor, but even if they do, an MSC will definitely help – doesn’t really have to be in forensics, but it will definitely be a worthy investment – both for your knowledge and for your salary.

If you want to become a forensic science technician, the salary is definitely not your top reason – the money is OK, you have the possibility to build a fine carreer, but the are simply better rewards out there in this line of work.

Also check out:

Forensic psychologist salary

Forensic odontologist salary

Forensic anthropologist salary

Forensic Psychologist: about, schools and salary

In the broadest sense possible, forensic psychology refers to the application of psychology in a court of law. Also, the term might get often tossed when referring to investigative or criminal psychology, like in the case of applying psychological theory to criminal investigation, understanding psychological problems associated with criminal behaviour and the treatment of criminals.

forensic psychologist-1

What does a forensic psychologist do?

Simply put, a forensic psychologist is a licensed psychologist, first of all, who voices an expert psychological opinion in a court of law impacting one of the two sides. A general assumption we commonly encounter is that the forensic psychologists only deal in criminal matters, which is more often than not far from being the truth.

forensic-psychologist-2 You’ll most likely won’t encounter nightmares likes Hannibal Lecter, still a forensic psychologist will deal with a lot of criminals as part of the job.

A forensic psychologist can and will often be called to court as an expert witness in civil matters as well, primarily in issues where emotional stress or suffering is part of the claim, the competency of an aged or ill individual needs to psychologically discerned, whether a death was an accident or a suicide for a insurance claim case, or loads of other agendas.

Some professionals work in family courts and offer psychotherapy services, perform child custody evaluations, investigate reports of child abuse and conduct visitation risk assessments.

Another great pillar in a forensic psychologists’ job description is that of research, by presenting evidence in court and advising parole boards and mental health tribunals.

Key tasks undertaken by forensic psychologists may include:

  • piloting and implementing treatment programmes
  • modifying offender behaviour
  • responding to the changing needs of staff and prisoners
  • reducing stress for staff and prisoners
  • providing hard research evidence to support practice
  • undertaking statistical analysis for prisoner profiling
  • giving evidence in court
  • advising parole boards and mental health tribunals
  • crime analysis

How to become a forensic psychologist?

To become a forensic psychologist – though we will discuss the technical requirements for the job in broader detail onwards – you first need to be a psychologist. This is very important to note first of all, since it means so much, but maybe so little at the same time.

This is why you’ll have to ask yourself some very important questions: do you enjoy working with others? Do you enjoy being around people and helping them? Are you emphatic and can usually tell what a person is really thinking? Do you enjoying challenging problems? During your work as a potential forensic psychologist, you’ll be faced with a slew of challenges, far from being easily resolved. I by no means wish to discourage or detract you from this career, but it’s well worth thinking these things out.

Forensic psychology requires patience, hard work, commitment and creativity. The sheer amount to time in school is enough to drive some people insane, let alone the time spent in the company, in some cases, of hardened criminals.

If you find these hurdles acceptable and enjoy both psychology and law, then this career might be ideal for you.

Forensic Psychologist training and school

First of all you’ll need a licence is psychology which entails a graduate degree. Then you’ll need to enroll in a master degree for forensic psychology, followed by a doctoral degree, at least in the United States. So far this amounts to between 10 and 12 years of school.  An online list of institutions offering various types of Ph.D./Psy.D. programs in forensic psychology is available .

Then you’ll need to attend seminars in forensic psychology or take additional courses in psychology and criminology at an accredited college or university. Some people who have become forensic psychologists had pursued a dual degree in psychology and law which helped them quite a lot in setting their career path.

Like a forensic medical examiner, or like many other forensic expert career, you’ll need some proven work experience assisting a chartered forensic psychologist for a minimum of two years. Some states require only year of supervised work experience, however, so check with your local regulators.

The final and ultimate step in becoming a forensic psychologist is to obtain a certification from the . This entails going through the educational requirements listed above and passing an examination.

 

Forensic Psychologist salary and jobs

The salary for forensic psychologist varies from state to state. Forensic psychologists make an average of $34,457 to $140,323 a year, according to PayScale.com. That reflects average base salary levels of $34,886 to $104,960, plus $197 to $39,453 in annual bonus money.Most likely when you first start off, you’ll be compensated on the lower end of the scale, but expect your salary to double even triple in some cases in as little as a few years of practice.

Forensic psychologist jobs can be found advertised:

  • In , which is part of ,  the Society’s monthly magazine.
  • In national newspapers (e.g. The Times, The Guardian, The Independent)
  • In specialist publications from the 

 

Forensic science technician: the basics

A forensic science technician has lots of varied work to do; here, you will find basic information about this job, including tasks, work envirionment, requirements, and definitely not least – the forensic science technician salary.

What a forensic science technician does

He or she must typically collect, clasify and analyze physical evidence from the scene of a crime, or any other evidence related to criminal investigations. He’s the man which bags and tags. However, others specialize more on lab work: performing tests on weapons and human samples (hair, forensic DNA analysis, tissue samples), analyze any hardware data relevant, and many, many more.

Typically, the work environment is a harsh one – the people are usually great, but you have to deal with all sort of nasty situations which lead from a criminal investigation, while putting up with long hours and unexpected calls to action.

I want to focus a little more on the tasks a CSI technician has to do:

  • Arrive at the crime scene whenever needed, and take photos
  • Conserve any evidence – bagged and tagged
  • Keep a record of any methods and techniques used, as well as any collected or observed evidence
  • Use substances when needed, mostly for fingerprint collection and bodily fluids
  • Visit morgues or any other such sources of evidence
  • Testify in court
  • Operate any lab equipment required that’s available
  • Perform hardware data and image analysis
  • Reconstruct crime scenes
  • Pretty much any forensic analysis needed – many unexpected things can occur in an investigation

As you can see, quite a lot of things to do, all of which require significant knowledge from different fields – no one said it’s an easy job, but it’s often rewarding.

Forensic technician salary and requirements

The average salary is $51,570 per year, which adds up to $24.79 per hour – these data were calculated for 2010, but haven’t changed much since then. Basically, salaries can vary significantly, but rarely go below $20.000/year and over $100.000. The salary varies with experience and depends on your particular work flow, but generally lies in those areas.

In order to work in this field, you’re required to have at least a bachelor degree (some exceptions may occur, but extremely rare). Other than that, requirements vary greatly, but you’re not typically required to have a degree in crime scene investigation – actually few colleges give that. Anything from chemistry to environmental sciences could work – again, it greatly depends on the employer, and if you’re really interested in working in this field, check with your local agency.

The employement in the field is expected to grow significantly, with about 20 percent in the next 10 years.

Abilities, skills and work style

Being a forensic technician is a lot about how you think and what your skills are. Two crucial skills are being observant and having good logic, deductive thinking. You have to always be able to put things into context, imagine what happened, gather evidence and if logic is not your thing – then this is not your job. Typically, lots of evidence escapes sight, and good observation skills can make the difference between a successful and a failed investigation.

Oral and written expression, problem sensitivity, and documenting are all required skills. CSI technicians are usually ordered people as well, so that’s a bonus. A relatively new requirement is computer knowledge. More and more information is found on hard drives or even phones, and that’s relevant, useful information. Computer forensics is an ever growing field and there are many important jobs in this field. Also, computer forensics is one of the best paid fields here.

Also, integrity is a not written, but required quality; you’ll be more or less enforcing the law (indirectly), and sooner or later, you’ll make mistakes. This is inevitable, and you’ll have to stand up and admit. Also, bribery is sometimes a problem, and again, your integrity has to step up.

So there you have, that’s the ABC of being a forensic technician. I’ve tried to cover the basics, and hopefully give you an idea of what this job is like. I haven’t gotten into much detail, and if necessary, I’ll detaliate each aspect of the job in a separate post. As always, if you have any questions or unclarities, be sure to send them and we’ll do the best to answer them.

Hair and eye color forensic reconstruction from DNA sample

old-remains

Researchers from Poland and the Netherlands who have recently developed a novel DNA forensics testing method that allows for establishing hair and eye color from modern samples have found that it is just as effective for  samples coming from very old remains too.

The  was developed as a forensics tool that feeds back physical characteristics like hair and eye color by looking at 24 DNA polymorphisms – naturally occurring variations. It’s been found, however, that the system could be used just as effectively on extremely old samples as well. For instance, in a paper recently published in the journal Investigative Genetics, the authors were able to determine the hair and eye color belonging to Medieval remains. Namely, one mysterious woman buried in the crypt of the Benedictine Abbey in Tyniec near Kraków, sometime during the 12th-14th centuries, as having dark blond/brown hair and brown eyes.

Painting of General Wladyslaw Sikorski. Painting of General Wladyslaw Sikorski.

“This system can be used to solve historical controversies where colour photographs or other records are missing. HIrisPlex was able to confirm that General Wladyslaw Sikorski, who died in a plane crash in 1943, had the blue eyes and blond hair present in portraits painted years after his death. Some of our samples were from unknown inmates of a World War II prison. In these cases HIrisPlex helped to put physical features to the other DNA evidence,” the authors explain.