David J. Lieberman, Ph.D, whose books have been translated into eleven languages, is an internationally renowned leader in the field of human behavior. He has appeared on m ore than two hundred programs and is a frequent guest expert on national television and radio shows such as The Today Show, National Public Radio, The View, PBS, The Montel William Show Show, and A&E. He is sought-after speaker, lecturer, and consultant. Techniques based on his work have led to grounbreaking advancements in numerous fields and are in use by governments, corporations, and professionals in more than twenty-five countries. He lives in Boca Raton, Florida.