track and field

My colleagues Erik Lief and Chuck Dinerstein have each weighed in with companion pieces, which you'll find below, about a highly controversial rule by the International Association of Athletics Federations (I.A.A.F.), which governs international track and field competition. 

South African Caster Semenya, a two-time Olympic champion in the 800 meters has unusually high levels of testosterone for a woman. While this no doubt plays some part in her success Semenya is not accused of doping; her body just makes more testosterone (1), which I.A.A.F. claims gives her an unfair advantage. So much so that they have established another classification female athletes called "differences of sexual development" (DSDs). The I.A.A.F established a maximum concentration of 5...