PEAK is offering two specialized courses this fall!

Learn More!

About PEAK

The PEAK Credibility Assessment Training Center is accredited by the American Polygraph Association (APA) and recognized by the American Association of Police Polygraphists (AAPP)! PEAK is a wholly-owned subsidiary of Lafayette Instrument Company.

Congratulations to PEAK Credibility Assessment Training Center's own Director Ben Blalock for being awarded the prestigious 2017 John E. Reid Award from the American Polygraph Association in recognition for his distinguished achievements in polygraph research, teaching or writing. Mr. Blalock was also the winner of the 2018 Holly S. Canty Memorial Award from the American Association of Police Polygraphists. This award was awarded for outstanding leadership and dedicated service to the AAPP. In 2020, Mr. Blalock received the Region V Richard O. Arther Director's award. This award is selected and presented by each Regional Director and is based upon a significant case or contribution within the respective region. In 2021, Mr. Blalock received the Cleve Backster award from the American Polygraph Association. This award honors an individual or group that advances the polygraph profession through tireless dedication to standardization of polygraph principles and practices.

Our Mission

Our mission is to provide governments (federal, state and local) and private individuals with the highest quality credibility assessment training and consulting services available. We will help our students utilize best practices and leading edge scientific procedures.

Our Vision

Benefit the credibility assessment profession and enhance security and safety worldwide.


  • Maintain the highest standards for credibility assessment education for credibility assessment professionals.
  • Strengthen the overall standards, practices, and reliability of credibility assessment professionals.
  • Promote the interests of professional credibility assessment associations involved in maintaining membership and providing training.
  • To provide all eligible credibility assessment professionals with outstanding training and service.


It is important to seek training from someone you can trust. PEAK continually receives commendation and recognition from third party national and state associations. Take their word for it! PEAK provides top of the line training that will improve your skills. Be sure to view our Testimonials for more examples of how training from PEAK and our Director, Ben Blalock, have benefited real examiners.

PEAK Apparel

PEAK has a storefront for selling PEAK-branded apparel and gifts. Be sure to visit the store and show your PEAK pride! Available in standard and alumni designs.

System for Award Management