"Retire? You can't retire ," Sir David Attenborough told John Bartram, when the man who has been gamekeeper and senior wildlife officer for Richmond Park for the past thirty years announced his intention to step away from the role, bidding farewell to the iconic park which has been his home, the backdrop for a career many would give anything for, and a way of life for so long. During a career spanning four decades John has been the behind-the-scenes mastermind ensuring the welfare and maintenance of Richmond Park's world-famous herd of deer - widely thought of as the finest herd in captivity....