According to research by economists, sociologists, and psychologists, for challenging cognitive tasks, large rewards means worse performance.  So all of those GIANT bonuses going to workers on Wall Street are not necessary for the health of our economy, they may actually be hurting it.

Or so Dan Pink argues in this 11-minute illustrated lecture from Cognitive Media:

Choice quote: “When the profit motive gets unmoored from the purpose motive, bad things happen.”

* Hyperbole!

Lisa Wade, PhD is an Associate Professor at Tulane University. She is the author of American Hookup, a book about college sexual culture; a textbook about gender; and a forthcoming introductory text: Terrible Magnificent Sociology. You can follow her on Twitter and Instagram.