He has been Professor of Theoretical Geophysics and Foundation Director, Institute of Theoretical Geophysics, at the University of Cambridge, since 1989 and Fellow of King's College, Cambridge, since 1970.
He has been Professor of Theoretical Geophysics and Foundation Director, Institute of Theoretical Geophysics, at the University of Cambridge, since 1989 and Fellow of King's College, Cambridge, since 1970.