| | studied at the University of Cambridge |
| 1965 | -79 member of the South East Regional Planning Council |
| 1968 | -88 Professor and Dean of the Faculty of Urban and Regional Studies at the University of Reading |
| 1974 | -79 member of the Social Science Research Council |
| 1980 | -92 Professor at the University of California at Berkeley, now Professor Emeritus of City and Regional Planning |
| 1990 | -92 expert adviser to the Government of South Australia for the Strategic Review for Metropolitan Adelaide |
| 1991 | -94 Special Adviser on Strategic Planning to the Secretary of State for the Environment |
| 1994 | -95 adviser to the London and Continental Rainway Company on the high-speed rail link from London to the Channel Tunnel |
| 1998 | -99 member of the Deputy Prime Minister's Urban Task Force |
| 1998-2001 | co-principal investigator on the ESRC Cities Programme's London Integrated City Study |
| 2000 | convenor of the World Commission on 21st Century Urganization (Urban 21) and co-editor of its report |
