As an editor he co-founded the highly successful German-language role-playing game The Dark Eye and the Science Fiction Times and as a critic he was a contributor to Science Fiction Studies.
Hans Christian Andersen | Hans Holbein the Younger | Hans Zimmer | Hans Werner Henze | Joachim Murat | Hans Memling | Hans Pfitzner | Hans Küng | Hans Conried | Joachim | Hans Knappertsbusch | Hans Magnus Enzensberger | Hans-Dietrich Genscher | Hans Blix | Hans Zender | Hans Scholl | Hans Hofmann | Hans Christian Ørsted | Hans Raj Hans | Hans Habe | Hans Baldung | Baron Hans Heinrich Thyssen-Bornemisza | Joseph Joachim | Johann Joachim Winckelmann | Joachim von Ribbentrop | Joachim Ringelnatz | Hans von Ohain | Hans van Manen | Hans Urs von Balthasar | Hans Sloane |