Prompt
Create a realistic portrait of Tim Wu, a middle-aged man with a thoughtful expression, sitting in a professional setting, possibly in front of a bookshelf or a Columbia Law School backdrop. He should be dressed in business casual attire. Incorporate subtle hints to his work, such as a book or a notebook with titles like "The Master Switch" or "The Attention Merchants" nearby. The style should be a photorealistic representation, capturing his features and expression accurately.