Prompt
Generate a realistic image of a middle-aged American man with a professorial demeanor, sitting in a library or office surrounded by books, with a thoughtful expression. The man, Douglas Kellner, is a prominent philosopher, professor, and author, known for his work in critical theory, media studies, and cultural studies. He is wearing glasses and has a slightly graying beard, reflecting his birth year of 1943. The background should include bookshelves and academic paraphernalia, symbolizing his occupation as a professor at the University of California, Los Angeles, and his influential works, such as "Media Culture: Cultural Studies, Identity and Politics Between the Modern and the Postmodern". The style should be a realistic portrait, capturing the essence of a renowned intellectual.