Tennis player Andre Agassi won 10 of 11 matches after noticing a ‘tick’ in Boris Becker’s serve. Agassi could predict Becker’s serve based on the position of his tongue. He revealed this to Becker over a beer – after they’d both retired.
Tennis player Andre Agassi won 10 of 11 matches after noticing a ‘tick’ in Boris Becker’s serve. Agassi could predict […]