Nadia Boulanger
Boulanger taught in the US and England. She worked  with music academies including the Juilliard School, the Yehudi Menuhin School, the Longy School, the Royal College of Music and the Royal Academy of Music. For most of her life, she was in her family's flat in Paris, where she taught for most of the seven decades from the start of her career until her death at the age of 92.