Course Description

This course provides a discussion of various concerns and issues relating to the use of polygraph tests, with a focus on criminal cases.  Topics include:

  • Pros and Cons on when to take polygraphs
  • Formulating test questions
  • Inconclusive and no opinion results
  • Post-test interviews


This course includes video recorded from a live presentation for the Lycoming Law Association

Your purchase includes access to the course and course materials for 90 days.


CLE Credit:

1.0 PA Substantive CLE

This course contains approximately 60 minutes of content, all of which is required for course completion.  

Your certificate of completion will be issued automatically after all elements of the course have been viewed/completed.  Credits will be reported to the CLE Board within 30 days of your completion of the course and your completion date will be reported as the day on which you actually finished the course.


Minimum System Requirements:

This course includes downloads of PDF documents (Portable Document Format) and streaming video. Viewing the documents will require Adobe Acrobat Reader or other PDF viewing software.  Adobe Acrobat Reader is available for free from the Adobe website.

The video player will run on Mac OS, Windows and Linux as well as most mobile devices and tablets on any browser that supports Adobe Flash and/or HTML5.  Supported browsers include Chrome, Safari, Firefox, Internet Explorer 9,10,11, and Microsoft Edge.  Internet Explorer 8 is not supported on Windows XP for security reasons, but is supported on Windows 7 or higher operating systems.

An internet connection with a minimum speed of 768 kilobits per second is required.  At least 5MB/sec is recommended to stream video in full HD quality.  Please note that the video player may downgrade the quality of the video to accommodate lower connection speeds.

Course Presenter

  • Kenneth Davis

    KLDavis Polygraphs, LLC

    Kenneth Davis

Course curriculum

  • 1
    Introduction
    • How to Navigate This Course
    • Important note about course materials
  • 2
    Polygraph Course Materials (Printing Optional)
    • Polygraph Powerpoint
    • Admissibility Chart
    • Who Uses Frye?
    • 3rd Cir Court Cases
    • Comm v Smith
    • Consciousness of Guilt
    • Victim Polygraph Testing Policy
    • About Polygraph
    • Accuracy Studies
    • Brief History of the Polygraph
    • Grubin Study
    • Nelson 2015 Study
    • P. Crewson Study
    • polygraph META study
    • Salience Paper
  • 3
    Videos and Required Evaluation
    • Polygraphs Part One
    • Polygraphs Part Two
    • Course Evaluation (Required)