De 1954 à 1990, elle a enseigné à la prestigieuse Juilliard School de New York et est considérée comme l'une des pédagogues les plus réputées de la deuxième partie du XXe siècle.
Great Pianists Speak with Adele Marcus (Neptune, NJ: Paganiniana Publications, 1979)
Entretiens
James W. Bastien, "An Interview with Adele Marcus," How to Teach Piano Successfully (San Diego, CA: Kjos, 1977), 447-52;
Dean Elder, "Adele Marcus on Technique," Clavier 11/9 (): 12-23, 25-29;
Dean Elder, "Adele Marcus: World Class Teacher," Clavier 22/5 (May/June 1983): 12-16;
Ylda Novik, "On Being a Musician and a Woman: A Conversation with Adele Marcus, Claudette Sorel, and Anne Koscielny," Clavier 15/2 (February 1976): 10-13.