Faiss flourished in his art and teaching until the Nazis took power, and thereafter he was viewed by the German government as a degenerate artist. but he also became an expert painter using many other methods including
monotypes,
water colors,
tempera,
lithography,
woodcuts,
stained glass, and
line drawings. Much of his art has biblical, mythological, and mystical themes. He taught at
UCLA and
Otis Art Institute and eventually became a tenured professor of art at
California State University, Northridge, His artwork has been installed and exhibited throughout the world, including France, Italy, Germany, England, and the United States. ==Personal life and death==