Mr. Willingham is a psychologist at the University of Virginia and the author, most recently, of “Outsmart Your Brain: Why Learning Is Hard and How You Can Make It Easy.” Picture your preschooler’s ...

Includes updates and/or revisions. Emerging research suggests that, contrary to what students may think, material that’s easy to understand is not always easy to learn—and working harder can help them ...

A new study found that having your arm in the wrong position during blood pressure checks — either at home or the doctor’s office — can result in readings “markedly higher” than when your arm is in ...