Career
He was chosen 2006 Manitoba of the Year by the Chicago Society of Artists. Klein works for the Briddge Group providing financial and legacy planning for collectors. He was the first executive director of the Chicago ART Project.
From 2004-2008 he was the art curator for the 2,500,000-square-foot (230,000 m2) expansion of McCormick Place, the editor of ArtLetter, and wrote for "Chicago Life" which was distributed regionally in the New York Times.
Klein has been a frequent panelist, appearing with Dawoud Bey, Tony Fitzpatrick, Wesley Kimler, Juan Angel Chavez, Joyce Owens, and Hamza Walker. He owned and operated Klein Art Works, a cutting edge art gallery in Chicago until 2004.
Originally located in River North Gallery District in 1981 it moved to River West in 1989 contributing to the development of that gallery area. The Museum of Contemporary Art’s popular 12 x 12 program of presenting one Chicago artist a month is attributable to him.