Professor Rob Higgins works at the University of Warwick and University Hospital Coventry. He is a doctor who was born and trained in East London, and has worked in many hospitals around London. He has an interest in local and medical history, and has an extensive collection of images of London hospitals. He has previously published extensively on kidney transplantation and on ceramics of the nineteenth and twentieth centuries. Will Farmer is a fine art and antiques auctioneer specializing in ceramics, glass and 20th century decorative arts. He appears as an expert on the BBC 'Antiques Roadshow' since 2006. His books include Clarice Cliff and Poole Pottery.