In 1938 he won the championship of the Central Society of Czech Chess Players.
After the German occupation of Czechoslovakia in the same year he moved to Chile and changed last name to Walter Ader Hausman.
In 1966 Walter Ader Hausman won the Chilean Chess Championship.
He participated in a significant number of international chess tournaments held in South America.
[1] Walter Ader Hausman played for Chile in the Chess Olympiads:[2] Walter Ader Hausman was the publisher and editor-in-chief of the chess magazine Jaque Mate.