Research, Publications & Professional Contributions of Stan B. Walters

For more than four decades, Stan B. Walters—known internationally as “The Lie Guy®”—has studied and taught investigative interviewing and interrogation methods. His work focuses on improving the reliability, accuracy, and courtroom defensibility of investigative interviews through evidence-based investigative interviewing practices. The resources below represent key publications, research contributions, and educational series that reflect his continuing work to advance reliable and scientifically grounded interview methods.

Books & Major Publications

Principles of Kinesic Interview and Interrogation (2nd Edition) A foundational work examining behavioral communication and investigative interviewing techniques used by law enforcement professionals.

The Truth About Lying: How to Spot a Lie and Protect Yourself from Deception An internationally published work exploring deception, credibility assessment, and investigative communication. The book has been translated into multiple languages.

Research Library & Interview Archives

Stan B. Walters maintains a personal research library containing thousands of books, journal articles, and research materials related to investigative interviewing, interrogation methods, deception, psychology, and communication.

In addition, he has directed and produced more than 1,500 videotaped interviews of incarcerated offenders conducted in 40 correctional facilities across the United States and abroad. These interviews provide rare observational insight into offender communication patterns and the dynamics of investigative interviews.

Professional Training & Instruction

For more than four decades, Stan B. Walters has delivered investigative interviewing and interrogation training to law enforcement agencies, military units, intelligence personnel, and investigative professionals throughout the United States and internationally. His courses focus on evidence-based interview methods designed to improve the accuracy, reliability, and courtroom defensibility of investigative interviews.

His training programs emphasize modern research in cognitive interviewing, communication psychology, and investigative interviewing techniques that help investigators obtain more reliable and complete information during interviews.

Podcast & Media Appearances

Stan B. Walters, known as “The Lie Guy®,” has appeared on numerous podcasts and radio programs discussing investigative interviewing, deception detection, and evidence-based interrogation methods.