Hoffherr was a professor emeritus and led the French department at Barnard College.
[2] He joined the Columbia[3] faculty in 1919, promoted to an "assistant professorship of French" in 1926,[4] the following year, he was awarded the Guggenheim Fellowship.
[1] During WWII Hoffherr worked for de Gaulle,[2] serving as head of press and information services for him and broadcast for the Voice of America.
[1] He was of the founders of France Forever,[7][8][9][10] becoming its publicity director[8][11] and later its executive vice-president.
[14] Hoffherr had directed the editorship of L'évolution de la littérature française; petit traité à l'usage des étudiants américains,[15] wrote a foreword for A Mystery Story of Napoleon's Court,[16] had authored: the Basic College French;[17] French Language Chrestomaties and reader;[18] and the Book of Friendship: Le Livre de L'amitié.