Forty years ago there was hardly a field called ‘behavioral sciences’. In fact, psychology largely was the behavioral sciences, with some help from group theory in sociology and decision- making in economics. Now, of course, psychology has expanded and developed in a myriad of ways, to the point where ‘behavioral sciences’ is often the more useful term. Physiological psychology has become neuroscience, covering areas not previously part of psychology. Decision-making has become decision science, involving people from economics, marketing, and other disciplines. Learning theory has become cognitive science, again exploring problems that were not even considered 40 years ago. And developments in computing have brought forth a host.
