Markus Schaden founded Schaden Verlag, a publisher specializing in photography, and the photobook traders Schaden.com. He is a teacher at Dortmund University of Applied Sciences and at the Academy of Media Arts, Cologne (KHM), and a lecturer at Cologne’s “Lichtblick School”. Schaden is known internationally as one of the key people systematically promoting and developing the photobook as a publication form.