After reviewing the two basic types of lie detection devices currently in use, please answer the following questions.

  • What is a primary use for polygraph currently? And, what are the advantages of its use in this setting?
  • What are some of the problems associated with voice stress as currently in use?

The web article about Voice Stress is found in the National Institute of Justice (NIJ) web site with the following link;


Or you may find it with a general search of the site using “voice stress” as your keywords.

This paper should be approximately 1-2 pages in length.

Be sure to quote all material used in proper APA format.

For citation guidelines, please refer to the table in the APA Style section of the syllabus.

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