The Rockefeller University is a private graduate university in New York City. It focuses primarily on the biological and medical sciences and provides doctoral and postdoctoral education. It is classified among "R2: Doctoral Universities – High research activity". Rockefeller is the oldest biomedical research institute in the United States. The 82-person faculty (tenured and tenure-track, as of 2018) has 37 members of the National Academy of Sciences, 17 members of the National Academy of Medicine, seven Lasker Award recipients, and five Nobel laureates. As of October 2020, a total of 38 Nobel laureates have been affiliated with Rockefeller University.