"New York the most linguistically diverse city in the world," home to "a remarkable trove of endangered tongues ... born in every corner of the globe and now more commonly heard in various corners of New York than anywhere else." Experts believe that New York is home to as many as 800 languages, and Daniel Kaufman, an adjunct professor of linguistics at the Graduate Center of the City University of New York, has helped start a project to identify and record dying languages.