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Pinkerton National Detective Agency was Founded
Allan Pinkerton founded the first detective agency in Chicago, Illinois. -
Anthropometry is Developed for Investigation Uses
A french police officer, Alphonse Bertillon was the first to use Anthropometry ( the science of the measurements of the human body) for criminal detection uses. -
Fingerprint Identification Technology was Invented
Juan Vucetich invented the earliest recorded use of fingerprinting for criminal investigation uses. -
August Vollmer Changes the Face of the Police Department
August Vollmer was the head of the Berkeley Police department and was integral in implementing the use of the polygraph and fingerprinting in police training. -
Weapon Identifying Technology is Discovered
Calvin Goddard discovered the differences between a police bullet and a mob bullet after the Saint Valentine's Massacre. This discovery led to advancements in weapon identifying technology.