About MoMA PS1. MoMA PS1 champions how art and artists are at the intersection of the social, cultural, and political issues of their time. Providing audiences with the agency to ask questions, access to knowledge, and a forum for public debate, PS1 has offered insight into artists’ diverse worldviews for more than 45 years. Founded in 1976 by Alanna Heiss, the institution was a defining force in the alternative space movement in New York, transf...