The Inquiry would like to thank the many individuals and organisations who provided valuable information and support across the wide range of our interests.

Iain Chalmers was a founding member of the Scientific Advisory Group (SAG) and resigned after the early meetings to concentrate on supporting the Evaluation Group. He was aided by Trevor Sheldon until he left the SAG. The SAG was also aided by David Blane and Cyrus Cooper who served as substitutes for Michael Marmot and David Barker in the early months of the Inquiry.

The secretariat to the Inquiry was provided by Ray Earwicker (Administrative Secretary) and Catherine Law (Scientific Secretary). Frances Drever was the Statistical Adviser to the Inquiry. Anna Donald and James Nazroo assisted with scientific aspects of the work. Scientific support was also provided by Malu Drachler, Kerry-Ann Holder and Tanja Megens. Zubeda Seedat provided administrative support for the team. Gabrielle Allnut, Gavin Larner and Imogen O'Shea provided Secretariat support in the early months of the Inquiry. Jane Kincaid was Sir Donald's personal secretary during the Inquiry. Jane Pearce provided secretarial support to Catherine Law.

Sally Macintyre chaired the Evaluation Group. The other members were Iain Chalmers, Richard Horton, and Richard Smith.

Input papers were commissioned by the Inquiry from experts in the field. They were Sara Arber, Michaela Benzeval, Richard Best, David Blane, George Davey Smith, Adrian Davis, Anna Donald, David Goldberg, Bobbie Jacobson, Kay-Tee Khaw, Catherine Law, Barbara MacGibbon, Sally Macintyre, James Nazroo, Michael Nelson, Aubrey Sheiham (together with Richard Watt), and, Jane Wardle (together with Michael Farrell, Mervyn Hillsdon, Martin Jarvis, Stephen Sutton and Margaret Thorogood), Patrick West, Richard Wilkinson, Geoff Whitty (together with Peter Aggleton, Eva Gamarnikow and Paul Tyrer).

The discussion of these papers within the SAG was informed by contributions from: Mel Bartley, Raj Bhopal, Liza Catan, Sarah Curtis, Astrid Fletcher, David Gordon, Bobbie Jacobson, Michael Joffe, Suzi Leather, David Leon, Stuart Logan, Duncan Maclennan, Alan Marsh, Chris Power, Andrew Rugg Gunn, Helen Sweeting, Chris Thompson, and Sally Tomlinson.

The following individuals provided valuable assistance to the Inquiry: Phil Alderson, Eric Appleby, Jim Appleyard, John Ashton, Rasaratnam Balajaran, Sir Christopher Ball, Terri Banks, Ann Barker, Colin Barnes, John Bennett, Richard Berthoud, Roger Bibbings, Sheila Bingham, Sir Douglas Black, Mildred Blaxter, Lisa Bostock, Shaun Boyle, Michael Chan, David Coggon, Michel Coleman, Sarah Colles, June Crown, Gšran Dahlgren, Nick Day, Finn Diderichsen, Sir Richard Doll, Peter Flynn, Kamini Gadhok, Jane Gillie, John Gooderham, John Gray, Sian Griffiths, Sir John Grimley-Evans, David Hall, Chris Ham, Mike Hayes, Iona Heath, Kate Hunt, Raymond Illsley, Rachel Jenkins, Ken Judge, John Keast, Sebastian Kramer, Ramesh Kumar, Tim Lang, Gaynor Legall, David Lewis, David Lindsay, Robert Maxwell, Martin McKee, Pamela Meadows, Geof Mercer, Lynn Murray, Fraser Mustard, Julia Neuberger, Anne Parker, Marie Power, Andrew Prentice, George Radda, Hamid Rehman, Sian Robinson, Ian Roberts, Helen Roberts, Roberto Rona, Sir Michael Rutter, Alex Scott Samuel, Carol Sherriff, Anne Sofer, Tony Stanton, Carolyn Stephens, Sarah Stewart-Brown, Sir Kenneth Stowe, Peter Townsend, David Weaver, and John Yates.

Written submissions were sought from a range of organisations and individuals, and many additional contributions were received. A list of contributors is attached at Annex D.

Officials from several different Government Departments not listed individually provided the Inquiry with information, assistance and advice.

The Inquiry was supported by the Department of Health who provided office accommodation and support staff.

The Medical Research Council provided the Scientific Secretary and support staff from its Environmental Epidemiology Unit at the University of Southampton.