Detect Deceit: How to Become a Human Lie Detector in Under 60 Minutes
Dr. David Craigis an international expert in undercover operations and lie-detection techniques. He has conducted extensive international research in undercover programs in the United States (FBI, DEA, U.S. Customs), Canada (RCMP), the United Kingdom (Scotland Yard, National and Scottish Crime Squad), and the Netherlands (politie). He lives in Brisbane, Australia, with his wife and four children.