Fellow emeritus of Kellogg College and former Director of the Stanford University Centre, Oxford. He read history at St John’s College and has taught and lectured on architectural history for many years at OUDCE and elsewhere in the University and beyond. He has written several books, including Oxford: an Architectural Guide (OUP 1998) and, most recently The Making of out Urban Landscape (OUP, 2022) and The Historic Heart of Oxford (Bodleian Library Pubishing) . He has also published numerous articles on a wide variety of architectural topics. 

Geoffrey lives in south Oxford (and has one of the city’s boundary stones in his back garden)