Follows on from }The Horse Boy{. When the most debilitating effects of young Rowan's autism began to return a year after his trip to Mongolia, father and son embarked on a new quest, from the bushmen of Namibia to the coastal rainforests of Queensland, Australia and finally to the Navajo reservations of the American southwest, where Rowan was transformed. A Hollywood film of }The Horse Boy{ is scheduled for 2016.