Upon moving to New York City in the late-1970s, there he was greatly inspired by the graffiti art, and additionally studied at the School of Visual Arts. Many of his works as a pop artist show homoerotic themes. The Keith Haring Foundation, established in 1989, continues Keith's legacy of giving to children's organizations. A Haring mural from the interior of the Milliken Clubhouse was featured in a Sesame Street segment from Season 23 about the word EXIT. (EKA: Episode 3006) Keith Haring died in 1990 of an HIV-related infection.