Testosterone: ‘the Best Discriminating Factor’

In 2011 the IAAF introduced the Hyperandrogenism Regulations in an attempt to deal with a difficult problem; that of ensuring ‘fair’ competition in female athletics as a result of athletes with differences in sexual development competing against women without such conditions. In 2015, following a challenge to those regulations by Indian athlete, Dutee Chand, The Court of Arbitration for Sport (CAS) considered the merit of the regulations and...