New York University (NYU) is a private nonprofit research university based in New York City. Founded in 1831, NYU's main campus is centered in Manhattan, located with its core in Greenwich Village, and campuses based throughout New York City. NYU is also a worldwide university, operating NYU Abu Dhabi and NYU Shanghai, and centers in Accra, Berlin, Buenos Aires, Florence, London, Madrid, Paris, Prague, Sydney, Tel Aviv, and Washington, D.C. As of 2017, 36 Nobel Laureates, 7 Turing Award winners and 4 Fields Medalists have been affiliated with New York University. In addition, among its faculty and alumni are over 30 Pulitzer Prize winners, over 30 Academy Award winners, and hundreds of members of the National Academies of Sciences. Alumni include heads of state, royalty, eminent mathematicians, inventors, media figures, Olympic medalists, CEOs of Fortune 500 companies, and astronauts.