Prompt
Generate a realistic portrait of a middle-aged American man with a serious expression, representing John Sack, a renowned journalist and author, in a style reminiscent of 1970s or 1980s press photography; he should be dressed in attire typical of a professional journalist or author from that era, with a background that subtly suggests his work, such as a desk with papers, a typewriter, or a bookshelf with some of his notable works, including "M", "Company C", and "Lieutenant Calley: His Own Story".
