Royal Society Fellows are the most the most eminent scientists, engineers and technologists in the UK and Commonwealth and Fellowships have been awarded annually since 1660. Six new Cambridge researchers were made Royal Society Fellows in 2013. Tonight we are delighted to welcome neuroscientist Professor Maria Grazia Spillantini from The Department of Clinical Neurosciences, physicist Professor Ray Goldstein from the Department of Applied Mathematics and Theoretical Physics, and astronomer Professor Gerry Gillmore from the Institute of Astronomy, to the Festival to introduce us to their research.