Subtract: The Untapped Science of Less by Leidy Klotz

Engineering professor Leidy Klotz says human beings are wired to add, not subtract. In fact, he says we're twice as disappointed to lose something as we are happy to gain something of the same value. The human aversion to subtraction can result in inferior design, unmanageable amounts of regulations, and a chaotic personal life.

In this conversation with Dr. Alan Campbell, Klotz discusses his research and offers tips on how to wield the power of subtraction for the benefit of yourself and your community. leidyklotz.com