We present a tool and method for measuring the psychological and cultural distance between societies and creating a distance scale with any population as the point of comparison. Since psychological data is dominated by samples drawn from WEIRD nations, and overwhelmingly, the United States, we...

Standard economics uses a one-dimensional concept of motivation. It assumes that people are perfectly rational and are solely motivated in a selfish way. This essay argues that people differ in their preferences with respect to pro-social orientations, that preferences are plastic and...