This book will explain which clusters of behaviors you should look for when detecting deceit. It gives plenty of real examples as well as transcripts of public figures caught in sticky situations.

You would not believe how common these clusters of behavior are:
• Hiding the mouth or eyes
• Throat clearing or swallowing
• Hand to face activity
• Grooming gestures
• Reluctance or refusal to answer
• Repeating the question
• Non-answer statements
• Inconsistent statements
• Going into attack mode
• Overly specific answers
• Failure to understand a simple question
• Selective memory

After reading this book, you will never trust anyone ever again.