Woodrow Wilson Guthrie (July 14, 1912 – October 3, 1967) — known as Woody Guthrie — was an American singer-songwriter and musician whose musical legacy includes hundreds of political, traditional and children's songs, ballads and improvised works. He frequently performed with the slogan, "This machine kills fascists," displayed on his guitar. His best-known song is "This Land Is Your Land". Many of his recorded songs are archived in the Library of Congress. Songwriters such as Bob Dylan, Phil Ochs, Johnny Cash, Bruce Springsteen, Robert Hunter, Harry Chapin, John Mellencamp, Pete Seeger, Jerry Garcia, Jay Farrar, Bob Weir, Jeff Tweedy, Bob Childers, Sammy Walker and Tom Paxton have acknowledged Guthrie as a major influence.

Huntington' disease, formerly called Huntington's chorea (kor-EE-a), is a rare disease that causes part of the brain to deteriorate. A person with the disease has involuntary and strange movements. It is a genetic disorder that is passed from parent to child.

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