Now, dear reader, this is the first conference where I have been asked to act as a session chair. In my small and silly way I find this rather exciting. You see, lots of important and interesting people are acting as session chairs and the idea that I get to be counted among them makes me smile. This, plus the fact that SMPC session chairs gets to wield a ping pong bat with one side reading ‘5 mins’ and one side ‘2 mins’ to help with the timing of talks – though I gather these are for show and not use! I was given a session on singing to chair,…