Question: Who was this deaf-blind American author, political activist, and lecturer after whom an Alabamian institution is named?

Context paragraphs:
Ralph Nader presidential campaign, 2004: The 2004 presidential campaign of Ralph Nader, political activist, author, lecturer and attorney began on February 23, 2004.

Mel Hurtig: Mel Hurtig, {'1': ", '2': ", '3': ", '4': "} (24 June 1932 – 3 August 2016) was a Canadian publisher, author, political activist, and political candidate.  He was president of the Edmonton Art Gallery, and a noted political activist who wrote several books critical of the Canadian government and its various policies.

Electoral history of Ralph Nader: Electoral history of Ralph Nader, an American attorney, author, lecturer, political activist, and candidate for President of the United States in four elections.

New Alliance Party: The New Alliance Party (NAP) was an American political party formed in New York City in 1979.  Its immediate precursor was an umbrella organization known as the Labor Community Alliance for Change, whose member groups included the coalition of Grass Roots Women and the New York City Unemployed and Welfare Council.  All of these groups were associated with controversial psychologist and political activist Fred Newman, whose radical health care collective Centers for Change and Marxist International Workers Party were active in grassroots politics in New York City.  The NAP's first chairperson was then-South Bronx City Councilman Gilberto Gerena-Valentin, a veteran Puerto Rican political activist.  .  The party is notable for getting African American psychologist Lenora Fulani on the ballot in all 50 states during her first Presidential campaign in 1988, making her both the first African-American and woman to do so.

Laura Bridgman: Laura Dewey Lynn Bridgman (December 21, 1829 – May 24, 1889) is known as the first deaf-blind American child to gain a significant education in the English language, fifty years before the more famous Helen Keller.  Bridgman was left blind and deaf at the age of two after suffering a bout of scarlet fever.  She was educated at the Perkins Institution for the Blind where, under the direction of Samuel Gridley Howe, she learned to read and communicate using braille and the manual alphabet developed by Charles-Michel de l'Épée.

Ralph Nader: Ralph Nader ( ; born February 27, 1934) is an American political activist, author, lecturer, and attorney, noted for his involvement in consumer protection, environmentalism, and government reform causes.  The son of Lebanese immigrants to the United States, Nader was educated at Princeton and Harvard and first came to prominence in 1965 with the publication of the bestselling book "Unsafe at Any Speed", a critique of the safety record of American automobile manufacturers that became known as one of the most important journalistic pieces of the 20th century.  Following the publication of "Unsafe at Any Speed", Nader led a group of volunteer law students — dubbed "Nader's Raiders" — in a groundbreaking investigation of the Federal Trade Commission, leading directly to that agency's overhaul and reform.  In the 1970s, Nader leveraged his growing popularity to establish a number of advocacy and watchdog groups including the Public Interest Research Group, the Center for Auto Safety, and Public Citizen.

Reinhold Solger: Reinhold Ernst Friedrich Karl Solger (5 July 1817 in Stettin – 11 January 1866 in Washington, D. C.) was an American historian, novelist, poet, political activist and lecturer.  He was educated in Europe and emigrated to the United States where he was a noted lecturer in history and other scholarly topics.

Alabama Institute for the Deaf and Blind: The Alabama Institute for Deaf and Blind (AIDB) is a school for people with blindness and/or deafness operated by the U. S. State of Alabama in the city of Talladega.  The current institution includes the Alabama School for the Deaf, the Alabama School for the Blind, and the Helen Keller School, named for Alabamian Helen Keller, which serves children who are both deaf and blind.  The E. H. Gentry Technical Facility provides vocational training for older students, and the institution offers employment to graduates through its Alabama Industries for the Blind workshops in Talladega and Birmingham.  The AIDB has regional centers in Birmingham, Huntsville, Tuscaloosa, Montgomery, Mobile, Dothan, Auburn, and Tuscumbia.  The AIDB currently serves more than 12,500 residents from all 67 counties of the state.

Jeff Halper: Jeff Halper (Hebrew: ג'ף הלפר‎ ‎ ; born 1946) is an American-born anthropologist, author, lecturer, and political activist who has lived in Israel since 1973.  He is a co-founder of The People Yes!  Network (TPYN) and the former Director of the Israeli Committee Against House Demolitions (ICAHD).

Helen Keller: Helen Adams Keller (June 27, 1880 – June 1, 1968) was an American author, political activist, and lecturer.  She was the first deaf-blind person to earn a bachelor of arts degree.  The story of how Keller's teacher, Anne Sullivan, broke through the isolation imposed by a near complete lack of language, allowing the girl to blossom as she learned to communicate, has become widely known through the dramatic depictions of the play and film "The Miracle Worker".  Her birthplace in West Tuscumbia, Alabama, is now a museum and sponsors an annual "Helen Keller Day".  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.

Supporting paragraphs: Alabama Institute for the Deaf and Blind Helen Keller
Answer: Helen Keller