She taught Helen Keller to read and write.
She studied at the Perkins School for the Blind.
Because she also lost most of her eyesight at 20 years of age, she could related to her student Helen Keller.
She married Harvard instructor, John Albert Macy, in May 1905, and the couple separated in 1914.
Alison Pill played her on Broadway in the 2010 revival of The Miracle Worker.