Prompt
Create a realistic portrait of Tomas Lindahl, a Swedish biologist, chemist, and cancer researcher, in a formal setting that reflects his profession, sitting in a laboratory or a study with molecular biology or biochemistry-related equipment in the background, wearing attire suitable for a distinguished scientist, at the age of 80, with a gentle and thoughtful expression, highlighting his contributions to DNA repair and molecular biology, awarded the Nobel Prize in 2015, specifically for mechanistic studies of DNA repair.