Paul Crossley was educated at Trinity college Cambridge, where he was a Senior Scholar. He is Professor Emeritus at the Courtauld Institute of Art, A Fellow of the Polish Academy of Arts and Sciences, and Slade Professor in the History of Art at Cambridge University (2011-2012). He is the author of ‘The Architecture of Kazimir the Great:Church Architecture in southern Poland 1320-1370’, and the editor and writer (with Paul Frankl) of the Pelican Hisory of Art volume on Gothic architecture (2000).