John Augustus Larson
(1892-1965)
American police officer and inventor
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John Augustus Larson (11 December 1892 – 1 October 1965) was a Police Officer for Berkeley, California, United States, and famous for his invention of modern polygraph used in forensic investigations. He was the first American police officer having an academic doctorate and to use polygraph in criminal investigations. After a famed career in criminal investigation, he died of a heart attack in Nashville, Tennessee at the age of 72.
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| Born |
11 December 1892 Shelburne, Nova Scotia, Canada
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| Died |
1 October 1965 (aged 72) Nashville, Tennessee
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| Zodiac | Sagittarius |
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