Rüdiger Eichholz

Rüdiger Eichholz (May 1, 1922 in Stralsund, Germany – September 5, 2000 in Cobourg, Ontario), was a Canadian physicist and Esperantist and a member of the Esperanto Academy. (In Canada he often styled his first name as "Ruediger" or "Rudi".) He is best known for publishing the "Esperanto picture dictionary" (1988) and a massive anthology co-edited with his wife, ''Esperanto in the Modern World'' (1982). Provided by Wikipedia