Standardized digital diagrams improve the reliability and clarity of crime scene documentation, aiding investigations and courtroom presentations. Integrated diagramming tools streamline data entry, ...

Long gone are the days when crash and crime scenes were sketched by hand or documented solely with photographs. A new piece of high-tech equipment is changing the way investigators capture the ...

In 1996, we opened our doors and embraced the mission to create an easy-to-learn, easy-to-use crash diagramming tool. The objective was to create a digital diagramming tool that would be as easy to ...

She is also the co-author of two widely used forensic textbooks, Crime Scene Reconstruction and Investigations (Cognella, 2025) and Fingerprints: Analysis and Understanding the Science (CRC Press, ...

Toby Terpstra is a senior 3D analyst at J.S. Held. He has testified in state and federal courts on civil and criminal matters, and specializes in photogrammetry, video analysis and 3D site ...