After 30 years teaching graduate design and history and philosophy of architecture at the University of Cambridge, Peter established the PhD Programme in Architecture at London Metropolitan University. He has taught at both University of Kentucky, Lexington and Harvard University Graduate School of Design. Now retired, Peter has lectured and published on diverse topics and is presently researching the contribution of architectural and urban metabolism to practical wisdom. He holds an M.Arch from Princeton University and has studied at the American Academy in Rome.