 In 1929 he established the Wild Life Protection and Conservation Society (now called the Wildlife and Environment Society of South Africa, WESSA), largely as a result of his concern at the widespread destruction of game in Zululand as part of the tsetse fly control campaign.In his capacity as chairman, he helped to establish the Outeniqua Mountain Zebra Reserve, the Bontebok Park, and the Addo Elephant Reserve.During the period 1935–1945 he was Director of the School Broadcasting Service.