[1] With the outbreak of World War I, he escaped to Switzerland in 1914 and participated in Dada activities in Zürich, Geneva, and Paris until 1920.
Beginning in 1923 he began living in various European cities, including Barcelona, Bern, Vienna, Carlsbad, and Prague.
[1] In 1938 Serner married his partner Dorothea Herz in Prague, where he was working as a private teacher.
In 1942 he and his wife were interned in the Theresienstadt concentration camp and three weeks later were moved in the direction of "the East", where they perished in Riga.
[1] Walter Serner's most successful novel Die Tigerin (The Tigress) was made into an English-language feature film by writer/director Karin Howard and released in 1992.