Caster Semenya:  the IAAF plans to argue that Olympic women’s 800m champion Caster Semenya should be classified as a “biological male”. Photograph: Saeed Khan/AFP/Getty

Sports, sex, gender, biology and the case of Caster Semenya. Back when I entered my studies into the world of criminality, we had a class on gender,(...)

Caster Semenya at the  World Athletics Championships in London in 2017. Photograph: Lucy Nicholson/Reuters

The IAAF has emphatically rejected a report that it wants the women’s Olympic 800m champion, Caster Semenya, to be classified as a biological male whe(...)

South Africa’s Caster Semenya: After falling just short of winning the 1,500m on Monday night, Semenya duly won her heat  in London  in 2:01.34, extending a now unbeaten 23-month winning streak at that distance. Photograph:  Adam Davy/PA Wire

No athlete deserves to be burdened with the repeatedly sketchy attention that Caster Semenya has been getting over the last eight years – only at this(...)

South Africa’s Caster Semenya celebrates winning the women’s 800m final in Rio. Photograph: Fabrice Coffrini/AFP/Getty Images

Rarely in Olympic history have three gold medal winners talked so loudly on the track, only to sound a little more muted afterwards. Mo Farah – winni(...)

Britain’s Mo Farah  reacts after winning gold in the men’s 5000m final at the Olympic Stadium in Rio. Photograph:   Ian Walton/Getty Images

Britain’s Mo Farah won the Olympic 5,000 metres gold medal on Saturday to complete the distance double-double having won the 10,000 earlier in the wee(...)

 Caster Semenya of South Africa competes during the women’s 800m semi finals. Photograph: EPA

Caster Semenya qualified for the Olympic women’s 800 metres final with supreme ease on Thursday and, barring a catastrophe, appears nailed on for gold(...)

Ireland’s Ciara Everard during the 800m heats in Rio. Photograph: Dan Sheridan/Inpho

It would be hard to stage a more contrasting image of these Olympics, Ciara Everard tearfully assessing her elimination from the women’s 800m, just mo(...)