Daniel Mangan, M.A. -- Polygraph Consultant and Certified Examiner


Home | Qualifications | Frequently Asked Questions | Recommended Reading | Contact Information


  • Certified graduate of the Backster School of Lie Detection

  • Certified by the American Polygraph Association in Post-Conviction Sex Offender Testing

  • Master of Arts degree in Criminal Justice from the University of Massachusetts/Lowell

  • Graduate Certificate in Forensic Criminology from the University of Massachusetts/Lowell

  • Full member in good standing with the American Polygraph Association

  • Primary author of “A Field Study on the Validity of the Quadri-Track Zone Comparison Technique,” [a polygraph method] published in Physiology & Behavior, a peer-reviewed journal, September 2008

  • Conducted over 1,000 individual polygraph tests, covering a wide variety of criminal, civil and personal issues

  • Official polygraph examiner for the New Hampshire Department of Corrections Sexual Offender Treatment Program from January 2007 through June 2012