Should I Say Something?: The Science of What to Share-and What to Keep to Yourself

A social psychologist and Cornell professor of organizational behavior reveals the business and life benefits of knowing when to say something—and when to keep things to yourself.

Should I ask an upset colleague what's wrong? Should I tell my bestie the truth when she asks about her new haircut? Should I tell my boss about my personal struggles? Should I apologize, even though it wasn't my fault? Should I tell my friend her spouse is cheating on her? Should I tell my classmate I got the job...