Background Groin injuries represent a considerable problem in male football. Previous groin-specific prevention programmes have not shown a significant reduction in groin injury rates. An exercise ...

Is innovation inherently a hit-or-miss endeavor? Not if you understand why customers make the choices they do. by Clayton M. Christensen, Taddy Hall, Karen Dillon and David S. Duncan For as long as we ...

Leigh Robinson was out for a lunchtime walk one brisk day during the spring of 2013 when a call came from the principal at her school. Will, a third-grader with a history of acting up in class, was ...