I’d like to talk about sporting categories generally, and then look at a couple of specific situations for people with XY disorders of sexual development. Update 8/4/24: See here for “Toward a Robust Definition of Sport Sex” by David J. Handelsman in Endocrine Reviews. Table 2 lays out all the variations in genetic and physiologic status for the purpose of determining how to categorize an athlete for elite sport. (To my knowledge everything I say below in simpler terms is consistent... Read more