Seth Siegelaub
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Seth Siegelaub (1941, Bronx, New York – June 15, 2013, Basel, Switzerland) was an American-born art dealer, curator, author, and researcher.[1] He is best known for his innovative promotion of conceptual art in New York in the 1960s and '70s,[2] but was also a political researcher and publisher, textile history bibliographer and collector, and a researcher working on a project on time and causality in physics.[3]