Hans Braun, 58 years old, heads the sports nutrition department of the Institute of Biochemistry at the German Sport University Cologne. Since 1999 he has been responsible for nutritional advice at the Rhineland Olympic Training Center and looks after squad athletes in almost all Olympic and Paralympic sports. Last season he also worked for double winner Bayer 04 Leverkusen as a nutritionist.

TIME ONLINE: Mr. Braun, it currently seems as if your job is much more in demand than it was 20 years ago. Is that so, or is the impression misleading?