By Roderick Floud (Provost, London Guildhall University), D. N. McCloskey (University of Iowa)
By Peter J. Simmons (University of Newcastle upon Tyne), David Young
By A. G. Cairns-Smith
By Alan Battersby
By Philip Prowse
By Margaret Johnson
By Alan Battersby, Philip Prowse
By Colin Campbell, Philip Prowse
By Carolyn Walker
By Margaret Johnson, Philip Prowse
By Sue Leather, Philip Prowse
By Antoinette Moses, Philip Prowse
By Jeremy Harmer
By Helen Naylor
By Antoinette Moses
By Richard MacAndrew
By Judith Wilson
By Sue Leather
By Bernard Smith, Philip Prowse
By Alan Maley