Polygraphs

Essay # 23986

Criminology > Forensics
Law > Criminal
Law > Evidence

Polygraphs

A paper that explores various aspects of lie detecting devices - their history and future technology in the field.

2,017 words () | 12 sources | MLA | 2002 United States

Paper Summary:

This paper begins by explaining the history of lie detecting by showing an example of how the Chinese used rice to test salivation and continues to Farwell's "Brain Fingerprinting" device. It also explores several cases involving polygraph, and problems in current polygraph investigations. Examined are polygraphs, including ones from historical sources, as well as those being developed on the cutting edge of technology.

From the Paper:

"Aldrich Hazen Ames, a 31 year veteran of the Central Intelligence Agency, was arrested on February 24, 1994 on charges of espionage. The FBI's investigation had begun in May of the previous year, after Ames began depositing large sums of money at times that correlated with the identification and execution of several CIA and FBI agents operating in Russia (FBI). Despite being a double agent for eight years, Ames passed each and every polygraph examination (Stroh)."