Concrete Evidence Inc.
Concrete Evidence Inc.
          Revealing The Truth Through Polygraph Examination
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Jack Boyer - Biography

Jack Boyer has 32 years of law enforcement experience and has been called to testify many times during his tenure. Mr. Boyer holds a high degree of credibility with prosecutors, attorney's and judges alike.

As a Police Detective from 1994 to 2007 he conducted all types of investigations which included but were not limited to:

  • Homicides
  • Rapes
  • Robbery
  • Theft
  • Child Abuse
  • Assaults
  • Fire Investigations
  • Background Investigations
Jack Boyer


Since 2003 Mr. Boyer has been conducting polygraph tests for pre-employment as well as criminal cases for several different agencies. He has administered polygraph tests to homicide suspects during on-going Metro Squad homicide investigations.
  • Member of Kansas Association of Licensed Investigators
  • Member of the American Polygraph Association
  • Education and Specialized Coursework
  • Jack holds Private Investigator license number (D-4859) in Kansas through the Kansas Bureau of Investigation
  • Trained at the Virginia School of Polygraph for Post Convicted Sex offender Polygraph Testing
  • Graduate of the Backster School of Lie Detection in San Diego, California for polygraph testing
  • Graduate of the National Fire Academy in Emmitsburg, Maryland for Fire/Arson Investigation.
  • Training in Forensic Fire Scene Reconstruction
  • Training in Origin and Cause of Fire
  • Training in Juvenile Fire Setter Program
  • Training in the “Reid School of Interview and Interrogation”
  • Training in Geberth Homicide Investigation
  • Training at Kansas City, Missouri Policy Academy
  • Training at Missouri Highway Patrol Academy
  • Criminal Justice course work and training at Penn Valley and Maple Woods Community Colleges as well as the University of Missouri at Columbia.