DNA Evidence and Forensic Science (Library in a Book)

Recent developments in forensic methods have revolutionized crime scene investigations so that one piece of forensic evidence can often determine an individual's guilt or innocence. Tests involving fingerprinting, polygraphs, ballistics, toxicology, voice analysis, DNA typing, and other techniques can be combined or used independently to provide information about a crime. Some of these methods have been known and used for many centuries; others have been developed only recently. Some procedures create highly valid and reliable results; others generate conclusions that may be uncertain at best or legally useless. DNA Evidence and Forensic Science examines the history and opinions surrounding the issue - from the early use of fingerprinting to identify civil servants to the latest advances in DNA typing in criminal investigations. Read more