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Forensic Uses of 3D Printing

June 4, 2013 11:36 am | by Eugene Liscio, P. Eng. | Comments

The use of 3D printing for investigative or court purposes is still relatively new. This may be in part because of a perception of a complex technology, cost, or simply a lack of understanding of what can be done with 3D printing. It’s a wonder why more investigators, lawyers, and expert witnesses haven’t seen the benefit of 3D printing for use in court.

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Using Vegetation to Date Clandestine Graves

May 28, 2013 10:21 am | by Jeffrey S. Ward, Ph.D. | Comments

Determining the postmortem interval (PMI) is a critical component of clandestine grave investigations.Forensic anthropologists can assist with estimating the PMI for longer internments based on rate of decay and condition of the remains. Investigators may also be familiar with the potential of using biological matter such as pollen as a tool to estimate the season when a clandestine grave was created or DNA to identify plant fragments.

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Use Photography to Create an Accurate Record

May 2, 2013 8:00 pm | Comments

When photographing a scene, keep in mind that you are trying to provide a permanent record of the scene and the evidence collected. This record will assist anyone who is not at the scene—from detectives and prosecutors to members of the jury, if the case goes to trial.

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Six Ways to Use Positive Reinforcement to Reward Employees

May 2, 2013 6:40 am | Comments

Positive reinforcement both shapes behavior and enhances an employee’s self-image. Effective reinforcers can be grouped into six major categories.

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Provide Safety Equipment in Each Lab

April 29, 2013 4:18 pm | Comments

Not only should fire extinguishers, safety showers, eye wash fountains, first aid kits, fire blankets, and fume hoods be provided but they should be tested or checked monthly.

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Ask Broad, Open-Ended Questions When Interviewing

April 23, 2013 2:57 pm | Comments

When trying to find out how a candidate thinks, it’s always best to start by asking very broad, open-ended questions.

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Forensic Laboratory 2030: Workplace Activities

April 23, 2013 2:31 pm | by Adam DenmarkSteve Hackman | Comments

This final article of the Forensic Laboratory 2030 series will explore important workplace trends, work/life drivers, a vision for FL2030, and challenges for the future.

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Find the Right Mobile Crime Scene Vehicle

April 22, 2013 8:00 pm | Comments

Finding the right mobile crime scene vehicle for your agency is a complicated task. It involves looking carefully at your cases, your expertise, and your budget. Once you figure out the right way to balance the need for storage space and the need for work space, then you can decide what vehicle or combination of vehicles will help you get the job done.

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Routinely Check Hoods for Adequate Flow and Velocity

April 22, 2013 8:51 am | Comments

One problem with all hoods, but definitely more so with chemical hoods than others in our experience, is that as a cabinet space in a lab they tend to accumulate stuff and are frequently used for storage.

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Prepare for the Interview

April 18, 2013 6:33 am | Comments

Make sure you have an interruption-free, private space where you and the candidate can talk comfortably.

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Forensic Archeology Helps Dig Up Evidence

April 17, 2013 8:00 pm | Comments

Forensic archeological investigations are integral to a diverse array of situational contexts, but the singular objective these various operations accomplish is one of recovery and resolution—recovery of the physical evidence and eventual resolution of the legal issues.

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The Power of LDIS

April 16, 2013 4:38 pm | by Rockne Harmon, JD | Comments

Local DNA Index System, when used to its full effect, gives local law enforcement and forensic science a valuable means to exploit the intended potential of CODIS

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Never Use a Household-Type Refrigerator to Store Flammable Liquids

April 15, 2013 9:53 pm | Comments

Never use a household-type refrigerator to store flammable liquids (ethers, alcohols, etc). In the event of a container spill or leak an explosive concentration can quickly develop with ignition occuring when the unit cycles. Every year or two there is a new story of a university lab destroyed as a result of a refrigerator fire.

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Investigating Beyond the Fender Bender

April 12, 2013 7:10 am | by Dick Warrington | Comments

When responding to multiple car accidents, hit and runs, fatalities, and high speed chases, officers can benefit by calling in Crime Scene Officers to assist with the investigation.

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VPP, OSHA’s Voluntary Protection Program: Part 1

April 12, 2013 7:07 am | by Vince McLeod, CIH | Comments

A robust health and safety management program can benefit any workplace no matter how large or small. Recognizing this, OSHA developed an assistance program called VPP for Voluntary Protection Program.

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