Robert Hübner is the best German chess player since Emanuel Lasker. At the height of his career, the grandmaster from Cologne was ranked third in the world behind Karpov and Korchnoi. With his scientific training, Hübner also took a scientific interest in the game of chess. The multiple World Championship candidate turns 75 today. | Photo: Robert Hübner during a lecture about a game he played in Tilburg 1985 against Ljubomir Ljubojevic (Photo: Hartmut Metz)