Caster Semenya - male or female? The big debate of 2009
- The debate begins: Is Caster Semenya male or female?
- The complexities of sex determination explained
- The debate takes a racist turn as politicians enter the fray
- More detailed explanations of the physiology of male and female
- Media leaks begin as the rumour mill begins to spin
- Media reports that Semenya IS a "hermaphrodite" - scientific view
- The medical perspective vs performance. Why performance advantage may be irrelevant
- Leonard Chuene of ASA admits to lying about Semenya - cover ups and lies
Swimsuit drama - records are meaningless
- Swimming records fall like tenpins at the World Championships - analysis of the record rush
- Swimming's dilemma - swimmers, swimsuits and sponsors
- A new perspective on the swimsuit debate
Oscar Pistorius in the news again - the scientific evidence for and against
- The research that 'cleared' Pistorius is finally published - our critical view of its merits
- Detailed analysis of the Pistorius research - why it was flawed
- Pistorius has a 10 second advantage over 400m - his own scientist reveals startling facts
- Sports Illustrated comment on the rift between Pistorius' scientists
- Viewpoint on Pistorius' case and the CAS verdict - time to review
The Tour de France 2009 - controversy over the limits to performance and power analysis