The British Open produces the oldest major winners by a large margin. An investigation into this phenomenon.

As golf turns its attention to the Open Championship, many are revisiting last year’s instant-classic duel at Troon between Henrik Stenson and Phil Mickelson. It was the peak of drama, the two elevating their performances while withstanding the other’s blow. Less noted in the retelling of the story, however, is one subtle but intriguing fact: their ages. As the game continues to undergo a youthful transformation at its top ranks—and, in turn, pushes its older stars to the periphery—it was two 40-somethings battling it out. In more ways than one, the proceedings were out of a time machine.
The British Open produces the oldest winners by a large margin. Why?
Source: Golf Digest