From Ponzi schemes to e-mail phishing identity thieves, the world can seem full of people who want to deceive us. Daniel Simons, PhD, and Christopher Chabris, PhD, co-authors of the “Nobody’s Fool: Why We Get Taken In and What We Can Do About It,” talk about the cognitive habits that put us at risk of believing lies; famous frauds and cons from the worlds of business, science and competitive chess; and what you can do to protect yourself, and your wallet, by spotting scammers before it’s too late. For transcripts, links and more information, please visit the Speaking of Psychology Homepage.