He started with ambitions to become a tennis professional – only to discover how much better well-trained players are. Then started to study chess. Six years after his first tournament he had become a master. Where does ChessBase come into all this? Kevin Cotreau bought our database program, and KnightStalker (US version of Fritz 1.0), and that changed his life. Today he is a leading chess analyst – just ask Dr. Karsten Müller.