Seth Siegelaub

Seth Siegelaub (1941, in Bronx, New York – June 15, 2013, in Basel, Switzerland) was an American-born art dealer, curator, author, and researcher. He is best known for his innovative promotion of conceptual art in New York in the 1960s and '70s, 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. Provided by Wikipedia