Robert B. Cialdini is Regents' Professor Emeritus of Psychology and Marketing at Arizona State University. He is also president of INFLUENCE AT WORK. Harvard Business Review calls Dr. Cialdini "the leading social scientist in the field of influence." His book Influence, was named by Inc. magazine as one of the Top 10 Marketing Books of All Time and has been published in twenty-eight languages. Influence is a New York Times bestseller and has sold over 2 million copies.