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The role of psychology in criminal investigation
Forensic psychology often plays a role in punishing and preventing crimes. Professionals in this field are often given the sinister responsibilities of trying to figure out why certain types of people commit crimes; what type of person commits a crime; and how to prevent people from committing crimes. This is very useful because we need to find people and charge them for there crimes. -
Bullet comparison
Henry Goddard first used bullet comparison to catch a murderer. The comparison was based on visible flaw in bullet, traced back to a mold of the bullet. -
First arsenic test
The Marsh test is a highly sensitive method in the detection of arsenic especially useful in the field of forensic toxicology when arsenic was used as a poison. It was developed by the chemist James Marsh. -
The detecting of sperm
H baynard publishes the first reliable procedures for the microscopic detection of of sperm. -
Using body temperature to determine time of death
Taylor and Wilkes write a paper on the determination of time since death from fall in body temperature, introducing many current concepts. -
Photographing Evidence
First advocation of the use of photography for the identification of criminals and the documentation of the evidence and crime scenes. -
Using fingerprints to determine crime
Henry favlds publishes a paper suggesting fingerprints to eliminate an innocent suspect and indicate a perpetrator in a Tokyo burglary.