Ethical Culture Fieldston School (ECFS), known as just Fieldston, is a private, highly selective independent school in New York City. The school is a member of the Ivy Preparatory School League. The school serves approximately 1700 students and 325 faculty and staff. Jessica L. Bagby has been the Head of School since June 2016. The school consists of four divisions: Ethical Culture, Fieldston Lower, Fieldston Middle, and Fieldston Upper.