Seven years ago, researchers at Stanford University started an ambitious experiment: They began growing miniature, simplified versions of the human brain from stem cells inside a lab, then later ...

We test an information theory of prosocial behavior whereby ego utility and self-signaling crowd out the effect of consumption utility on choice. The data come from two field experiments involving ...

Opinions expressed by Entrepreneur contributors are their own. The formulation of a problem is often more essential than its solution, which may be merely a matter of mathematical or experimental ...