Running
On DSDs, the theory of testosterone, performance the CAS ruling on Caster Semenya
2019-05-02: The Caster Semenya controversy, or more accurately, the issue of DSDs in women's sport, is the most complex issue ever faced by sport. I…
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A short thought on sport: Evaluating Eliud. Is Kipchoge a next-gen 2:02 marathoner, or a mid-2:04 runner in a technologically superior shoe? Who knows?
2019-05-01: Eliud Kipchoge is a physiological marvel. The Nike Vaporfly is a technological marvel. Both improve marathon performance. Except these statements can't both be true, and…
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We need to talk about East African runners and general trust vs skepticism in performances
2019-04-25: The London Marathon on Sunday will almost certainly be won by an East African. This group may be one of the most fascinating in all…
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Asbel Kiprop banned for four years: The Final Decision and anti-doping insights
2019-04-23: Asbel Kiprop, former Olympic and three-time World 1500m champion, has been banned for four years for doping. Here are my insights on the Final Decision…
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Short Thought on Sport: Asbel Kiprop’s “positive test” and a chance for the biological passport to shine (or not)
2019-04-11: I’m back with a short thought on sport! Turns out these haven’t always been short enough to allow me to do them as often as…
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The aging of elite performance: “Geriatric champions” and have the rules for getting older changed?
2019-02-06: Yesterday, I was sent this link. It says that Dwain Chambers, he of THG and a doping ban in 2004 (!), is making a comeback,…
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Letter to BJSM reinforcing call for retraction of IAAF research on testosterone in women
2018-08-02: Along with two prominent scientists, we have recently called for the research study on testosterone's effects in women athletes to be retracted. This research…
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The physiology of the cold: Why might women out-‘survive’ men?
2018-04-19: Boston 2018 was one for the archives. A brutally cold, wet and windy day made for incredible, unpredictable elite races, and a whole lot…
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2018 Boston Marathon: Live splits and coverage
2018-04-16: Welcome to my live coverage of the 2018 Boston Marathon, where I'll post splits, projections and thoughts as both races…
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