John B Onians, FSA[1] (born 1942) is Professor Emeritus of World Art at the University of East Anglia, Norwich and specialised in architecture, especially the architectural theory of the Italian Renaissance; painting, sculpture and architecture in Ancient Greece and Rome; Byzantine art, material culture, metaphor and thought; perception and cognition, and the biological basis of art. His recent work has been instrumental in the establishment of Neuroarthistory as a distinct set of methodologies.