FILE - Canadian gold medalist Duff Gibson celebrates after crossing the finishing line during the Olympic Men's Skeleton race at the Turin 2006 Winter Olympic Games at Cesana Pariol, Italy, Friday, Feb. 17, 2006. Gibson has published a book called “The Tao of Sport” in which he details his mental approach and explains why he thinks that is the difference-maker for elite athletes. (AP Photo/Michael Sohn, File)

FILE - Canada's Duff Gibson celebrates his gold medal during the ceremony for the men's Skeleton competition at the Turin 2006 Winter Olympic Games in Turin, Italy, Feb 18, 2006. Gibson has published a book called “The Tao of Sport” in which he details his mental approach and explains why he thinks that is the difference-maker for elite athletes. (AP Photo/Domenico Stinellis, File)