Dennis Bray is an active emeritus professor at University of Cambridge. His group is also part of the Oxford Centre for Integrative Systems Biology. After a first career in Neurobiology, working on cell growth and movement, Dennis Bray moved in Cambridge to develop computational models of cell signaling, in particular in relation to bacterial chemotaxis. On 3 November 2006 he was awarded the Microsoft European Science Award for his work on chemotaxis of E. coli. Source: Wikipedia (en)