<human>:  What books should I read to learn more about modern art?
<bot>: There are a variety of books available to help you learn more about modern art. Some popular choices include "Modern Art: A Very Short Introduction" by David Cottington, "The Story of Modern Art" by Eva Dziobek, "Modernism: A Very Short Introduction" by Christopher Butler, and "Modern Art: World Emergence, 1800–1945" by David Joselit.