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Tri-Tech Forensics Resources and Announcements

Tuesday Talk with Pat Wertheim, CLPE, CTPE

From baker to world-renowned latent print examiner, Pat Wertheim shares his career, his most significant cases, and advice for new examiners.

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Tuesday Talk with the Graffs

Gary and Iris Dalley Graff, with over 60 years of combined experience, talk about working together, memorable cases, and what makes a great investigator.

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Documentation and Enhancement of Bloody Crime Scenes Course: Origins

How Tom Hill and Stewart Mosher developed the Documentation and Enhancement of Bloody Crime Scenes course.

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Forensic Training
The Forensics of Sacrifice: A Symbolic Analysis of Ritualistic Crime

The Forensics of Sacrifice: A Symbolic Analysis of Ritualistic Crime

Applying academic theories of ritual murder and blood rites to contemporary ritualistic crimes reveals similar motivations, goals, and justifications.

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What's New?

Welcome to the new Tri-Tech Forensics Training website.

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10 Tips to Be the Best Expert Witness You Can Be

Practical tips to help forensic experts prepare, teach, and testify with confidence.

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Whorl Pattern Analysis: Determining Directional Flow

Five key elements examiners can use to predict whether a whorl pattern came from the right or left hand.

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Economical Light Sources: Detecting and Collecting Evidence Using Forensic LED Lamp Kits

Choosing an affordable alternate light source for finding difficult-to-see stains and hairs.

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Case Management: The Foundation for Crime Scene Reconstruction

Organizing evidence to be workable, retrievable, and understandable: the foundation for crime scene reconstruction.

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