Hans-Michael Koetzle, born 1953, is a Munich-based freelance author and journalist, focusing mainly on history and the aesthetics of photography. He has published numerous books on photography, including Die Zeitschrift twen (1995), Photo Icons (2001), Das Lexikon der Fotografen (2002), René Burri (2004), Photographers A-Z (2011) and Dr. Paul Wolff & Tritschler (2019).