english version / version française
Christoph Keller
Born 1967 in Fribourg, Christoph Keller lives and works in Berlin.

See also: Christoph Keller (homonym, born 1969).
(external link: www.christophkeller.net)

French edition
Bom Dia Boa Tarde Boa Noite
Artist's book: Christoph Keller's weather experiments with a replica of Wilhelm Reich's rainmaking machine in Morocco, in the form of a complex flip-book.