You probably remember the kid who bullied you in third grade but not the time you got an A on your math test. Neuroscientists say this is because our brains have evolved to learn faster from bad experiences than from good ones. It helped our ancestors survive, but can make us feel worried and stressed. This hour, we'll learn how to change this and hardwire happiness into our brains.

Guest:

Dr. Rick Hanson, neuropsychologist and author of Hardwiring Happiness: The New Brain Science of Contentment, Calm and Confidence