forensics Archives

Forensics expert analyzing hard drive evidence in criminal justice lockup.

Controlling Property and Evidence with Accreditation

April 14, 2023April 13, 2023Brad Putnam, Senior Director of Accreditation, Forensics

Property and evidence can be any form or any size. Evidence can range from liquid blood to the vapor residue of gasoline and fluctuate in […]

Businesswoman serving as lead assessor making use of her skills to conduct conformity assessment.

What Makes a Good Lead Assessor?

March 29, 2022January 10, 2023Melanie Ross, Technical Products Developer

Conformity assessments are performed by trained and competent assessors. The assessment team is led by the lead assessor. Lead assessors must have the necessary knowledge […]

Dripping water into test tube to test sample through ASTM D4840 sample chain-of-custody procedures.

ASTM D4840: Sample Chain-of-Custody Procedures Standard

February 3, 2022January 11, 2023Brad Kelechava

What is Sample Chain-of-Custody? During criminal investigations, laboratory testing often is necessary to attain data from evidence. Proper sample chain-of-custody procedures instill integrity and nurture […]

Assessor conducting reaccreditation of a lab beside other masked lab employee.

What is Reaccreditation?

January 21, 2022January 11, 2023Erin Stepka and Natalia Larrimer

What is Accreditation? To understand reaccreditation, one must first understand accreditation. Accreditation is an independent evaluation of conformity assessment bodies (CABs) against recognized standards to […]

Woman working alone in laboratory with resilient and stable practices during the pandemic with ANAB accreditation.

Laboratory Accreditation: Providing Stability Amid the Pandemic Uncertainty

October 29, 2021October 29, 2021Natalia Larrimer, Senior Manager, Training Business

Uncertainty has plagued our everyday lives since early 2020. While many have had to change how we do our work—where we do our work, when […]

ANAB Forensic Team in Malaysia

August 16, 2018September 10, 2021ANAB

An ANAB team of 32 forensic scientists from 24 organizations located in three different countries is conducting an assessment of the Department of Chemistry Malaysia. […]

An inked fingerprint showing why we all have fingerprints and why they are all different.

Fingerprints: From the Trees to a Life of Crime

July 27, 2018August 11, 2020Brad Kelechava

It’s impossible to leave no trace. When you leave a room, on the microscopic or forensic level, you always leave some piece of you behind […]

Gloved forensic professional using the ANSI ASB 007 practice to search fingerprints.

ANSI/ASB Best Practice Recommendation 007 Defines a Strategy for Searching Automated Fingerprint Identification System Databases

June 11, 2018August 11, 2020Brad Kelechava

Found on all human fingertips as a means to grip rough surfaces, particularly the branches of a tree, fingerprints have remained crucial throughout the transition […]

A forensic specialist suited up at crime scene next to car examining and preparing evidence through ASTM E860 methods.

Standard Practice for Examining and Preparing Evidence in Criminal or Civil Litigation

October 26, 2017August 22, 2023Brad Kelechava

In criminal or civil litigation, evidence—whether being adduced to establish, objectively establishing, or being relational to fact—is key for demonstrating veracity. This makes the spoliation of […]

Forensic Dental Data Set

August 9, 2016February 1, 2023Brad Kelechava

Teeth vary by individual, and unique features, such as fillings, dentures, and tooth eruptions, can help to identify someone postmortem. This is possible by comparing […]