Teacher who famously broke through to Helen Keller and taught her how to read and write.
She studied at the Perkins School for the Blind.
She lost most of her eyesight at age twenty, which made it easy for her to relate to her famous pupil, Helen Keller.
She married Harvard instructor John Albert Macy in May of 1905; the couple separated in 1914.
She was played by actress Alison Pill in the 2010 Broadway revival of "The Miracle Worker."