Tom Whyntie is currently based at CERN working on the Compact Muon Solenoid (CMS) experiment, a 12,500 tonne, cathedral-sized 'digital camera' one hundred metres under the ground. Tom has received awards from the Institute of Physics for his lecturing, performing in locations as varied as Cambridge, London, Portsmouth, Dublin, Enfield and Romania and has written for the Guardian. Oliver Pugh's most recent book was Introducing Infinity.