Prompt
Generate a realistic image of an elderly American man in his 80s, dressed in a suit and tie, with a kind face and a hint of a smile, standing in front of a wheat field or a laboratory background, symbolizing his contributions to wheat rust research and plant pathology; he should be holding a small plant or a microscope, with a few awards or medals visible in the background, such as the National Medal of Science; the style should be formal and dignified, reflecting his achievements and legacy as a renowned plant pathologist.
