ON THE COVER: Non-fatal strangulation of children is often under-estimated, under-reported, and under-researched. This article reviews pediatric anatomy that impacts risks related to strangulation; how child victims of strangulation commonly present; exam findings; and recommendations. Read more in the current issue of ETM.



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360 Degree Chain of Custody

REGARDLESS OF WHERE YOU FIT on the political spectrum, the cultural environment for law enforcement and investigative work is changing across the country. For most of our history, and for much of the population, trust in law enforcement was presumed—and the work product of law enforcement investigations was rarely challenged. In that environment, chain of custody was almost a binary issue: you either have it or you don’t.

Pediatric Strangulation: What You Need to Know

NONFATAL STRANGULATION OF CHILDREN is often under-estimated, under-reported, and under-researched. This article will review pediatric head and neck anatomy that impacts risks related to strangulation; how child victims of strangulation commonly present; common exam findings; and any recommendations for the clinical evaluation of children.

Possible Diatoms from Different Regions of Mathura: A Preliminary Study

DIATOMS ARE SINGLE-CELLED EUKARYOTES and heterokont algae, one of the most complex groups of organisms that exist on the earth. It is estimated that the number of diatom species ranges from 20,000 to 2 million, with scientists describing new species every year. Their small size, diversity, and abundance in moist conditions make diatoms potentially significant in certain forensic applications—such as deaths due to drowning.

Scene Examination in Cases of Sharp Force Trauma

A SCENE IN WHICH THE DECEASED IS DISCOVERED and has sustained sharp force wounds is usually associated with significant blood on and around the body and requires careful assessment of the quantity and the distribution of the blood together with other scene findings to assist in attempting to reconstruct the events leading to death. It is therefore vital that the scene and/or scenes be identified and protected to allow uninterrupted examination by the investigating team and prevent or minimize contamination by uninvited persons.

Detecting Doctored Documents

IN THIS EVER-PROGRESSING AGE of technological advancement, more and more we witness the old remnants of technologies recede into history. It now appears, in the advent of the modern era, that print is endangered. Personal computers with access to the internet now permeate the daily life of people across the world, offering easy access to literature that only decades before would have required printing. Your very reading of this article demonstrates that point.

Tool Kit

Check into the June edition of Tool Kit to find the latest product news for crime scene and laboratory professionals.

Announcing ISHI 32: Attend In-Person or Virtually!

The 32nd International Symposium on Human Identification (ISHI 32) will be held this September at Disney’s Coronado Springs Resort in Orlando, Florida. Long-time conference attendees might remember that Coronado Springs Resort played host to ISHI 10 in the way back year of 1999.

Woman Identified Through Genetic Genealogy After Almost 55 Years

January 20, 2021—A young woman’s identity was brought to light this week, almost 55 years after she was found drowned in Pecos, Texas motel swimming pool. The case came together through DNA technology, genetic genealogy, community support, and teamwork.

UW-Platteville Criminal Justice Program Recognized as Top in Country

The University of Wisconsin-Platteville's reputation as a leader in distance education has been recognized again, as Online School Report noted the criminal justice program as one of the Best Online Master's Degrees in Criminal Justice in the country.

New Trends in Today's World of Evidence Management

LAW ENFORCEMENT AGENCIES maintain an extensive inventory of crime scene evidence. The proper tagging, labeling, and marking of evidence provides a chain of custody to support the claim of evidence presented in court is the same evidence that was collected at a crime scene. Radio frequency identification (RFID) technology can facilitate, standardize, and automate inventory for law enforcement evidence management.


New Books

Bloodstain Pattern Analysis

Most forensic disciplines attempt to determine the “who” of a crime. But bloodstain pattern analysis focuses on the “what happened” part of a crime. This book is the third edition of Blood-stain Pattern Analysis. The authors explore the topic in depth, explaining what it is, how it is used, and the practical methodologies that are employed to achieve defensible results. It offers practical, common-sense advice and tips for both novices and professionals.