Gérard Klein

Gérard Klein (born 1937) is a French economist and science fiction writer. He has published under pseudonyms, such as Gilles d'Argyre and Mark Starr, as well as under the collective pseudonym François Pagery.

His best known works are Starmaster's Gambit, The Day Before Tomorrow, and The Overlords of War, which was translated into English by the British science fiction author John Brunner.

Since 1969, Klein has been the editor of the influential science fiction series Ailleurs et Demain published by Robert Laffont, in addition to overseeing the Le Livre de Poche science fiction imprint since 1986.

Four of his novels have been published in translation by DAW Books in the United States.