Nicole Wedberg (L) and Glenn Geher (R) celebrating Positive Evolutionary Psychology Source: Daniel Delaney (with permission) After years of work, Nicole Wedberg and I have completed our book Positive ...

Why do we find natural scenes like green fields, trees, and rivers beautiful? Why do people have an urge to gain wealth and power? Why do human beings fight wars? Why are human beings creative?

For years, evolutionary psychologists and biologists have investigated the idea that the shape of a man’s face can predict his behavior. A specific measurement known as the facial width-to-height ...