Suckale studied at Berlin, Bonn, Paris and Munich.
Wundram received a doctorate 1952 with a thesis on Lorenzo Ghiberti.
Ingo F. Walther was born in Berlin and studied medieval studies, literature, and art history in Frankfurt am Main and Munich. He has published numerous books on the art of the Middle Ages and of the 19th and 20th centuries. He died on April 21, 2007.