Running  // Posts categorised as Running

On the Jamaican clenbuterol positives: A procedural failure and credibility black hole

An explosive new investigative report has revealed that numerous athletes have tested positive when their samples from Beijing 2008 were retested. They include Jamaican male sprinters, so dominant in those Games. The IOC and WADA however did not act, suggesting the cases are all contamination, not worthy of pursuing. How viable is this, and what does it mean for already bottomed-out anti-doping credibility?

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Ban the Nike Vaporfly & other carbon fiber devices for future performance credibility

Nike recently unveiled the Vaporfly Elite, the shoe it has been working on to help it break the 2-hour marathon barrier. The shoe incorporates a "spring plate", and is claimed to have significant performance implications. I think the shoe, and the incorporation of spring-like devices in all shoes, should be banned for future credibility of performance. Here's why

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The “2-hour marathon” season begins

Kenenisa Bekele kicks off the 2017 Marathon season in Dubai, with what is a potential world record. It's the year of the "Breaking-2" after Nike's announcement last December. This article is an expanded version of one I wrote for an SA Newspaper on Jan 15th, 2017

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The sub-2 hour marathon in 2017? Thoughts on concept

Nike's announcement that they're backing three top marathoners to break the 2 hour marathon barrier in Spring 2017, is the latest installment in the sub-2 hype. Relevance and legitimacy aside, what would it take, product and course wise, to achieve? I look at shoes and downhill running to illustrate the concept of physiological barriers and how they might be shifted.

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Talent ID & Development: IAAF Level 5 and USATF Level 3 lectures

I’ve spent the last week, a very stimulating one, at the IMG Academy in Brandenton Florida, where I’ve lectured on the IAAF Level 5 and USATF Level 3 coaching courses.  The specific theme of this year’s Academy was Youth Sport, and I did four lectures in total – three on Talent ID and Specialization issues, […]

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2016 publications: From the armchair to the site, via these journals

Much of what you read here on this site is my attempt to translate the research I'm interested in, and which can be applied to the real world, in a way that makes it more "palatable" to you. This post, however, summarizes some of the "source" research, the scientific articles that I've had published in the last 12 months, for those wanting to see the academic side of the discussions we have.

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The Rob Young Investigation: Key findings

Earlier this year, ultra-marathon runner Rob Young was accused of cheating during his attempt to break the TransAmerica record. His sponsor, Skins, commissioned an independent investigation, which Roger Pielke and I completed and which was published yesterday. This post presents the data portion of our report, confirming that Young did in fact, travel in a vehicle for large periods.

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The Caster Semenya debate

Caster Semenya won the Monaco 800m in 1:55.33, at a canter, and is the surest bet for gold in Rio 2016. She's also the surest bet for controversy, and will kick start an explosive, aggressive debate. This post introduces some of the concepts, and addresses some issues around our approach to this difficult issue.

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Hyperandrogenism and women vs women vs men in sport: A Q&A with Joanna Harper

Caster Semenya's likely gold medal in Rio is going to be one of the most controversial stories of the Games, if not the history of the Olympics. She is, unwillingly, the known image of a sex-verification controversy in sport, asking questions over whether a woman should compete against other women. In this piece, I interview Joanna Harper, an expert on matters of transgender science and performance, for her comprehensive views

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