John McEnroe, Ivan Lendl, the Williams sisters and many other talented pros have built collections spanning Basquiat, Mucha, Warhol and beyond after leaving the tour behind.
To demystify this fast-growing corner of the market, Observer spoke with more than a dozen galleries, publishers and artists in New York and Los Angeles.
The exhibition confronts the mythology of the Confederacy by placing toppled monuments in dialogue with contemporary works about race, history and memory.