Possible Clues:

• Sch. located in Greenwich Village
• Empire State sch
• Sch. on Manhattan's Washington Square Park
• Where Ross taught paleontology on 'Friends,' for short
• Big Apple educ. institution
• Tisch Sch. of the Arts is part of it
• Sch. where Samuel Morse was a professor of art
• Sch. that Theo Huxtable attended on 'The Cosby Show'
• Goes bad
• Mary-Kate Olsen's school, once