On this episode, curators Jessica Cerasi and Kyung An walk us through the ABCs of contemporary art. Each chapter of their new book, Who’s Afraid of Contemporary Art?, is devoted to a different question about this thorny (and often alienating) segment of the art world.When did contemporary art start—and when will it end? Why was the art world split over Jay-Z’s show at Pace Gallery? And why are exhibition press releases so hard to understand?