As people age, structural brain changes influence their ability to adapt to the environment. Tatiana Wolfe and colleagues at ...

Operant conditioning is B.F. Skinner’s name for instrumental learning: learning by consequences. Not a new idea, of course. Humanity has always known how to teach children and animals by means of ...

Evolutionary psychologists suggest that if a set of behaviors—including social behaviors—meet certain criteria, it is reasonable to hypothesize that they evolved because they were, and may still be, ...