Neuroscientist Robert Sapolsky says nearly all aspects of human behavior are explained by biology: from developments millions of years in the past to microscopic reactions happening in the present.

In English, they are called “desire lanes,” but I like the Dutch name most: “elephant paths.” You find them when pedestrians or cyclists take a shorter route than they were supposed to take, creating ...

Columbia Law Review, Vol. 105, No. 2 (Mar., 2005), pp. 405-502 (98 pages) Society uses law to encourage people to behave differently than they would behave in the absence of law. This fundamental ...