Graeme Hilditch has been a personal trainer for over 12 years. He has written over 30 race-training guides for leading UK charities and is the author of the bestselling Marathon an...view moreGraeme Hilditch has been a personal trainer for over 12 years. He has written over 30 race-training guides for leading UK charities and is the author of the bestselling Marathon and Half Marathon, published by Crowood.view less