Sports science, marginal gains and common sense
Bradley Wiggins called marginal gains "a load of rubbish" recently, and while his thoughts were poorly crafted and tainted by the context, it triggered an impassioned defence of the philosophy by Matthew Syed. I've always thought the concept trivialized sports science, and was arrogantly dismissive of the realities that there's really nothing unique about it. As a source of competitive advantage in elite sport, it cannot stand. More on that in this piece.
The Science of Sport - Scientific comment and analysis of sports and sporting performance