Before accepting the Arthur Ashe Courage Award at the 2015 ESPY ceremony, Caitlyn Jenner was known worldwide as Bruce Jenner. Bruce won Olympic Gold in the 1976 decathlon competition. Caitlyn began her physical transition nearly four decades later. At left, Bruce in 1984 and at center in 2003; at right, Caitlyn in 2015.
NCP/Star Max/Getty Images