Question: Who was this deaf-blind American author, political activist, and lecturer after whom an Alabamian institution is named?
Sentence (from "Helen Keller"): Her birthday on June 27 is commemorated as Helen Keller Day in the U.S. state of Pennsylvania and was authorized at the federal level by presidential proclamation by President Jimmy Carter in 1980, the 100th anniversary of her birth.
Relevant evidence: No