The Whitney Biennial is a biennial exhibition of contemporary American art organized by the Whitney Museum of American Art in New York City. The event began as an annual exhibition in 1932; the first biennial was held in 1973. It is considered the longest-running and most important survey of contemporary art in the United States. The Biennial helped bring artists including Georgia O'Keeffe, Jackson Pollock, and Jeff Koons, among others to prominence. Source: Wikipedia (en)