High performance management  // Posts categorised as High performance management

Letter to BJSM reinforcing call for retraction of IAAF research on testosterone in women

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 is part of the IAAF's policy on hyperandrogenism in athletics, but we have analyzed aspects of the study, and discovered significant and numerous errors. This article describes those errors, and calls for scientific integrity and transparency from both the IAAF and the British Journal of Sports Medicine.

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Can we trust the Tour, Sky and Chris Froome: Le Monde Op-Ed

The French newspaper Le Monde asked me to write an Op-Ed on the 2018 Tour de France, specifically addressing the question "Can we trust Chris Froome and Team Sky". This is the original, unedited piece that was submitted. It details the history of the Tour, which makes up the canvas onto which the words "Trust me" are written, and explains why that appeal must be accompanied by extraordinary actions to break a cycle that is now decades long. Froome and Sky fall well short of it.

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Team Sky and Marginal Games

UKAD sent a scathing letter to British Cycling, outlining a series of improper and sub standard processes and governance issues in the aftermath of their Jiffy Bag Investigation. The letter shatters the illusion of Marginal gains by the most professional, well run team in cycling, while the inaction by UKAD despite all the problems reveals the impotence of anti-doping bodies.

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Head injuries part 2: What makes a tackle risky?

This is the second installment in a series of articles translating recent research I published on the risk of head injuries during rugby. This part looks at the characteristics of the tackle that increase or decrease the risk.

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Head injuries in Rugby, Part 1: Principle & high-level view

World Rugby recently changed and clarified laws around the high tackle in an attempt to reduce the number of concussions in the sport. That change was based on an in-depth study of the tackle, done to identify the mechanisms for head injury. This post, the first of a series of three articles on the subject, discusses the process, the principle of the research, and the high level findings.

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An Open Letter to Athletics South Africa: Address the non-selection controversies for the sake of athletes

Athletics South Africa, the governing federation for Track and Field in South Africa, recently announced the SA squad for the upcoming World Athletics championships in London. An ambiguous mix of selection criteria and omissions has created controversy. I write an open letter to ASA calling for clarity, and a reversal of certain non-selections for the squad.

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Testosterone, performance & intersex athletes: Will the IAAF evidence be enough?

In 2015, the Court of Arbitration set aside an IAAF policy that required female athletes to have a Testosterone level below a cut-off threshold. Now, 2 years later, with the IAAF appeal imminent, new evidence has emerged, with possible implications for athletes like Caster Semenya. But will the IAAF's new evidence be enough. Here's a look at some issues.

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Concussion in cycling: A challenge for culture & policy change

Dramatic footage in the aftermath of a Tom Skujns crash in the Tour of California triggered some discussion around cycling's concussion protocols. Some thoughts on the tricky, if not impossible proposition of introducing a "recognize and remove" policy to cycling

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The pursuit of the sub-2 marathon: Where to next?

Where do we go next? Now that Eliud Kipchoge has taken us to the brink of a sub-2 hour marathon, have the boundaries of human endurance been recalibrated? Can we expect a 1:59 soon? Or did the Nike staged event simply move some of the boundaries aside? This piece looks at potential benefits, and asks whether we should expect to see a speeding up, or a slowing down, in the foreseeable future?

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