You Are Not So Smart: Why You Have Too Many Friends on Facebook, Why Your Memory Is Mostly Fiction, and 46 Other Ways You're Deluding Yourself

by David McRaney

Guilt by association is often the ad hominem fallacy at work. If someone hangs out with crooks or crazies, maybe that person is a criminal or a lunatic. A politician’s policies and the people he or she barbecues with are separate issues.