John Williams (art historian)

John W. Williams (February 25, 1928 – June 6, 2015) was an American art historian was an expert in Spanish medieval art, especially its illuminated manuscripts. He was Andrew W. Mellon Professor of History of Art and Architecture end eventually Professor Emeritus, Medieval Art and Architecture, both at the University of Pittsburgh.^[1][2]

John Williams
Born	John W. Williams (1928-02-25)February 25, 1928
Died	June 6, 2015(2015-06-06) (aged 87)
Nationality	American
Academic background
Alma mater	University of Michigan
Academic work
Discipline	Art history
Institutions	University of Pittsburgh
Main interests	Spanish medieval art

Williams's best known work is The Illustrated Beatus, a five-volume work. It was turned into the documentary film Beatus: The Spanish Apocalypse.^[1][3]