From the BBC:
"Over the next few days, thousands of athletes and spectators will fly out to Beijing for what is arguably the world's greatest sporting event - the Olympics. Among the exodus is Dr Laurence Gant. But unlike his fellow travellers, Dr Gant will not witness any great sporting feats. In fact, he has not got a ticket for a single event during his five-night stay in the Chinese capital. Instead he will be spending his time visiting hospitals and clinics, in a fact-finding mission for the 2012 games."
That's because he's a big cheese at the Homerton. Now read on.