Albert Oehlen was born in Krefeld, Germany, in 1954. After graduating from the Hochschule für Bildende Kunst, Hamburg, in 1978, he came to prominence in the early 1980s, and has exhibited internationally. Influenced by Georg Baselitz, Sigmar Polke and Gerhard Richter, Oehlen's work focuses on the process of painting, exposing its structural elements. He lives in Switzerland and Spain.
Roberto Ohrt, born 1954 in Santiago de Chile, lives in Hamburg in Germany, and since 1990 has written on art, curated numerous exhibitions, and co-founded the Akademie Isotrop (1996–2001). Since 2001, he edits artist’s books through the Silverbridge publishing house in collaboration with Juli Susin.
John Corbett works as a curator and writer from his home base in Chicago. He is the co-owner of Corbett vs. Dempsey Gallery, author of Extended Play (Duke University press, 1994), and runs the Unheard Music Series, issuing CDs of historical jazz and improvised music.
Art writer and curator Klaus Kertess has previously published monographs on Brice Marden and Joan Mitchell and recently written catalog essays on Lari Pittman, Chris Ofili, and Willem de Kooning, as well as contributing essays to books on John Chamberlain and Matthew Ritchie.
Martin Prinzhorn is a linguist at the University of Vienna and an art critic who regularly publishes essays in art books and magazines. Recently he has written on Sarah Lucas, Angela Bulloch, Lecia Dole-Recio, and Will Fowler.