Neil J. Kressel, Ph.D., a social psychologist at William Paterson University of New Jersey, has taught at Harvard, New York University, and elsewhere. He is also the author of Mass Hate: The Global Rise of Genocide and Terror (Westview Press).Dorit F. Kressel, J.D., is a practicing attorney in New Jersey. Prior to entering private practice, Ms. Kressel served as a law clerk to the New Jersey Supreme Court.The authors reside in Wayne, New Jersey with their children, Sam and Hannah.