Prompt
Create a realistic portrait of Michael Lewis, a middle-aged American author and journalist, sitting in a study with books and papers around him, wearing a pair of glasses and a thoughtful expression, with a hint of a smile. He should be dressed in casual yet professional attire, such as a button-down shirt and jeans. The background should include some of his notable book titles, such as "Liar's Poker", "Moneyball", and "The Big Short". The style should be a warm and inviting, with a focus on capturing his introspective and creative personality.