The image shows a large lecture hall with a group of people sitting in rows of chairs facing a projector screen. The room has white walls and a large window on the left side, allowing natural light to enter. On the right side of the room, there is a man standing at a podium and giving a presentation. He is wearing a white shirt and appears to be giving a lecture. The audience is attentively listening to the presentation. The projector screen displays a text that reads "What is a book?"