The author of the legendary bestseller Influence, social psychologist Robert Cialdini shines a light on effective persuasion and reveals that the secret doesn't lie in the message itself, but in the key moment before that message is d...

At some point today you will have to influence or persuade someone—your boss, a co-worker, a customer, your spouse, your kids, or even your friends. What is the smallest change you can make to your request or situation that will lea...