Warhol: Paintings and Sculpture 1964-1969, Vol. 2 (2 Vol. Set) The Andy Warhol Catalogue Raisonne Tapa dura - 2004

Georg Frei is a curator, art critic and editor who has been affiliated with Thomas Ammann Fine Art AG in Zurich since 1988. Previously he wrote art, dance, and theatre criticism for several Swiss newspapers and magazines. For the Thomas Ammann gallery he has organized more than a dozen exhibitions and edited the accompanying catalogues on such artists as Picasso, Cy Twombly, Max Beckmann and Willem de Kooning. For the Fondation Beyeler in Basel, he was the Guest Curator of the exhibition 'Andy Warhol: Series and singles, 2000-2001'.

Neil Printz, a specialist in twentieth-century American art, in New York, is currently Editor of the Isamu Noguchi Catalogue Raisonn. He is Professor of Art History at Caldwell College in Caldwell, New Jersey.

Sally King-Nero is Curator of Drawings and Photographs at the Andy Warhol Foundation for the Visual Arts, a position she has held since 1993. She has been extensively involved in the examination and cataloguing of Warhol's works since the 1980s.