Can you teach a monkey the basic...  ...n wrote about an intriguing research by Laurie Santos and Keith Chen of Yale University to se...  ...bout what they’re going to buy,” says Santos . What separates these capuchins from...  ...different than, say, pressin...

Prejudice is terrible, but is it uniquely human? N...  ...research on rhesus macaques by Yale psychologist Laurie Santos . Blame evolution:"One of the more troubling...  ...re a member of our 'ingroup' or 'outgroup,'" Santos said. "Pretty much every conflict in human h...