Dr Hilary Jones is one of the UK's best known GPs. He joined the breakfast TV station, TVam, in 1989 and has carried on his regular morning slots with GMTV ever since. He is a regular contributor to the News of the World, has a weekly column in Fabulous magazine, and writes for Rosemary Conley's Diet and Fitness magazine each month. He has had six books published including Before You Call The Doctor and Your Child's Health.Rob Eastaway is a writer and independent lecturer whose previous books include the best-selling Why Do Buses come in Threes? He appears regularly on BBC Radio to talk about various subjects including lateral thinking, mathematics and memory.