Register - Log In


FunTrivia Homepage


  • New Questions

  • Unanswered


  • Post a Question

    • Goto Qn #




    Archives

    What did John Augustus Larson invent in 1921?

    Question #960. Asked by knee. (Apr 08 00 4:36 PM)


    dave_fl

    		Lie detector

    Apr 08 00, 4:42 PM
    zbeckabee

    		The Lie Detector was invented by John Augustus Larson in 1921.

    A device recording both blood-pressure and galvanic skin response was invented by Dr. John A. Larson of the University of California and first applied in law enforcement work by the Berkeley Police Department under its nationally renowned police chief August Vollmer.

    John Augustus Larson, 72, Canadian-born psychiatrist who, while doing research with the Berkeley, Calif., police force in 1921, correlated medical devices measuring skin temperature, blood pressure and breathing rate to develop the first lie detector; of a heart attack; in Nashville, Tenn.

    http://www.time.com/time/printout/0,8816,834456,00.html

    http://en.wikipedia.org/wiki/Polygraph

    http://home.bitworks.co.nz/trivia/science.htm

    Jan 19 08, 9:16 AM

    Find something useful here? Please help us spread the word about FunTrivia. Recommend this page below!


    Sign up to see all responses!

    Create a Free ID instantly to see all recent responses, post your own follow-ups or questions, and access over 1,000,000 trivia questions!

    Choose a User Name:
    Your Email Address:
    Choose a Password:

    I agree by the terms outlined in FunTrivia's Conditions of Use




    Other Similar Questions & Answers


    What did John Greenwood invent in 1790?

    Which movie featured the characters Rosemary Shanahan, Hal Larson, and Mauricio Wilson?

    What is the connection between the Emperor Augustus and a great Italian publisher?

    Suggested Related FunTrivia Quizzes - 90,000 currently online

    1 Augustus
    Have fun this is my first quiz so it will defenitely be my easiest. You got off easy this time.
    		Augustus Tough
    10 Q
    usher17
    Nov 30 06
    1614 plays
    2 A Team Did That?
    A look at some both great and dismal records that were set by teams in baseball. You'll have to think about this one. I hope you enjoy it. :)
    		MLB Teams Difficult
    10 Q
    Nightmare
    Aug 27 10
    207 plays
    3 Did They Say That?
    Athletes are interviewed quite often and not everything that they say is either politically correct or always intelligent. This is a quiz about some of the more unbelievable quotes in American sports history.
    		USA by Player Tough
    15 Q
    superferd
    Jun 23 03
    699 plays




    "Ask FunTrivia" is for entertainment purposes only, and answers offered are unverified and unchecked by FunTrivia. We cannot guarantee the accuracy or veracity of ANY statement posted. Feel free to post an updated response if you feel that an answer is inadequate or incorrect. Please thoroughly research items where accuracy is important to you using multiple reliable sources. By accessing our website, you agree to be bound by our terms of service.