Forensics

Forensics is defined as the aplication of science to interpret clues for crime investigation. The earliest forensic scientists were physicianswho were called upon to give an opinion as to the cause of death in individuals. Now most of the forensic scientists are investigators that pick up clues at the crim scene. Because criminals often are not the brightest people on the planet they often do not plan out a burglary or theft and carelessly leave …

…he first American criminalists, pioneered striation analysis in tool mark comparison, including an attempt at statistical validation. In 1930 he published The identification of knives, tools and instruments, a positive science, in The American Journal of Police Science. Calvin Goddard, with Charles Waite, Phillip O. Gravelle, and John H Fisher, perfected the comparison microscope for use in bullet comparison. 1921 John Larson and Leonard Keeler designed the portable polygraph. 1923 Vittorio Siracusa, working at the Inst