This book by Robert Cialdini examines the psychology of persuasion and how it can be used to influence people's decisions and behavior. It covers topics such as the power of reciprocity, the importance of commitment and consistency, the effects of social
From Wikipedia
Robert Beno Cialdini is an American psychologist and author. He 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.