High Quality Content by WIKIPEDIA articles! Lyndon Hermyle LaRouche, Jr. (born September 8, 1922) is an American political activist and founder of a network of political committees, parties, and publications known collectively as the LaRouche movement. Often described as a political extremist, he has written prolifically in his publications on economic, scientific, and political topics, as well as on history, philosophy, and psychoanalysis, largely promoting a conspiracist view of history and current affairs.