Here is a complete guide to the collection, classification, and comparison of friction skin prints and the determination of identity and nonidentity. It discusses: the cause and significance of variations in prints; the importance of class characteristics in print; the application of probability in decision making; and photographic techniques and considerations.
Now in its second edition, Practical Bomb Scene Investigation explores the investigative process that improvised explosive device (IED) specialists undertake at the scene of an explosion. Providing easy-to-understand, step-by-step procedures for managing and processing a bomb scene, it enables investigators to find the evidence and then make sense of what is found. The book is not only a roadmap of knowledge on how to find and collect evidence, but also an instructional guide on how to safely and effectively assess the scene. New in this Edition: Information on detonation pressure and its effects on the body Instructions on how to collect additional information from the scene in order to provide an estimate of the explosives weight of the IED A glossary for a more in-depth understanding of the terms associated with explosives and the investigation processes A greatly expanded IED component identification chapter A chapter on how to expeditiously investigate a post-blast scene in a hostile environment Information on how to prepare an Investigative Report
A classic in the field, Criminal Investigation: A Method for Reconstructing the Past, Eighth Edition, presents the fundamentals of criminal investigation and provides a sound method for reconstructing a crime based on three major sources of information: people, physical evidence, and records. By breaking information sources into these three major components, the book provides a logical approach that helps students remember and achieve mastery of these essentials. More than a simplistic introductory text, yet written in an easy-to-read, user-friendly format, it offers a broad treatment of criminal investigation. Updated and streamlined since the prior edition, the text covers the foundations and principles of criminal investigation, analysis of specific crimes, and explores special topics including enterprise crime, arson and explosives, computers and technological crime, increasing threats and emerging crime, and terrorism and urban disorder. This discussion of contemporary and future criminal activity teaches students facts about the present as well as the skills to stay current in a rapidly changing field. This book is indispensable for core courses in criminal investigation. Chapters include a variety of helpful charts, tables, and illustrations, as well as discussion questions that provide focus on the most important points. A glossary provides definitions for terms that have specialized meanings, and an online companion site offers an array of resources for both students and instructors.
Now in its Third Edition, Practical Bomb Scene Investigation explores the investigative process that improvised explosive device (IED) specialists undertake at the scene of an explosion. Providing easy-to-understand, step-by-step procedures for managing and processing a bomb scene, it enables investigators to find the evidence and then make sense of what is found. The book is not only a roadmap on how to find and collect evidence and assess the scene, but also provides instruction on identifying the bombmaker's signature through latent print, DNA, explosive residue, metallurgical, and toolmark examination and forensic analysis.
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