He illustrated the children's book Happy Birthday Frankie by Sarah Weeks, did a 156 ft. mural for CBS Records, is included in The Society of Illustrators 200 Years of American Illustration, and numerous Society of Illustrators and American Illustration Annuals. He has exhibited work in gallery venues over his entire career, working comfortably in both the fine-art and applied-art realm. Linn's work is represented in the Art Institute of Chicago's Print and Drawing Collection and numerous private collections. He taught at Parsons School of Design for 16 years where he was the recipient of a Distinguished Teaching Award. Linn joined MICA's full-time Faculty in 2001.