Einhorn, Lois J., Helen Keller, Public Speaker: Sightless but Seen, Deaf but Heard, Greenwood Press, 1998.

Einhorn provides an in-depth study of Keller's career as a lecturer and public speaker. The author examines Keller's ability to communicate, while offering analysis and texts of Keller's wide-ranging speeches.

Gitter, Elisabeth, The Imprisoned Guest: Samuel Howe and Laura Bridgman, the Original Deaf-Blind Girl, Farrar Straus &Giroux, 2001.

Gitter's book tells the compelling story of Dr. Howe, the man who devised the system of communicating to the deaf-blind by using the manual alphabet in their hands. His original student, Laura Bridgman, was a great inspiration to Helen Keller.

Hickok, Lorena A., Touch of Magic: The Story of HelenKeller's Great Teacher, Anne Sullivan Macy, Dodd, 1961.

For students interested in how Sullivan came to be the kind of person and teacher she was, this biography provides her background.

Steinem, Gloria, Outrageous Acts and Everyday...