Marvin Leonard Colker, born in Pittsburgh, PA. After receiving his B.A. summa cum laude from the University of Pittsburgh in 1948, he received his doctorate from Harvard only three years later, in 1951. After two fellowships abroad he settled in at the University of Virginia where he taught for over 40 years (1953-98), specializing in manuscripts of the 12 and 13th centuries. He was a Guggenheim fellow who was awarded an honorary doctorate from Trinity College, Dublin. He died at the age of 93 on April 8, 2020.