Susan Constantine

Susan Constantine, MPsy, is a world-renowned expert in body language and deception detection, specialising in high-stakes legal analysis. As the President of The Human Behaviour Lab, LLC, she has spent over 18 years consulting on high-profile cases, including Elizabeth Holmes, Brian Kohberger, Amanda Knox, Jeffrey Epstein, Michael Jackson, Casey Anthony, and Bill Cosby, as well as providing expert insights on four U.S. presidential elections. She has trained Federal Court Judges, Supreme Court Justices, FBI, Homeland Security, and top law firms nationwide, equipping professionals with cutting-edge techniques in forensic statement analysis and behavioural profiling.

Susan is the author of How to Spot a Liar in 7 Seconds or Less and creator of a CLE-approved deception detection course. She is also a licensed threat assessment trainer under Dr. David Matsumoto of Humintell, teaching law enforcement and school officials how to identify dangerous personalities and potential threats. A trusted media analyst, she has appeared in over 2,500 television programmes on Court TV, CNN, Fox News, Law & Crime, Good Morning America, Dateline, and more, and featured in documentaries such as Capturing Chris Watts (Reelz) and Evil Lives Here (Fox Nation).