 John-Henri Holmberg

John-Henri Bertilson Holmberg (born 22 June 1949 in Stockholm) is a Swedish author, critic, publisher and translator, and a well-known science fiction fan.In the early 1960s he edited "Science fiction Forum" with Bertil Mårtensson and Mats Linder and published over 200 science fiction fanzines of his own, in addition to his professional career as editor and critic.