Prompt
A realistic portrait of Bill Foster, a middle-aged man with a gentle expression, wearing a suit and standing in front of a subtle background that hints at his connection to science and politics, such as a faint image of a laboratory or the US Capitol; he should be depicted with a warm and approachable demeanor, reflecting his role as a physicist and a politician, specifically as a member of the United States House of Representatives representing Illinois's 11th congressional district.