Robert B. Cialdini
Robert Beno Cialdini (born April 27, 1945) is the Regents' Professor Emeritus of Psychology and Marketing at Arizona State University and was a visiting professor of marketing, business and psychology at Stanford University, as well as at the University of California at Santa Cruz. He is best known for his 1984 book on persuasion and marketing, Influence: The Psychology of Persuasion. The book has sold over three million copies and has been translated into thirty languages. It has been listed on the New York Times Best Seller list; additionally, Fortune lists the book in their "75 Smartest Business Books".
One of Cialdini's other books, Yes! 50 Scientifically Proven Ways to Be Persuasive, was a New York Times Bestseller; and another of his books, The Small BIG: Small changes that spark a big influence, was a Times Book of the year. Cialdini's most-recent book is Pre-suasion, which was published in 2016.