This summary provides an overview of John "Oom" Whitmore's involvement in surfing in South Africa:
1) Whitmore was an influential early pioneer of surfing in South Africa, building some of the first surfboards in the country out of wood and polystyrene foam in the 1950s and helping popularize the sport.
2) He had a profound impact on the development of surfing in South Africa, innovating new board designs that progressed the sport, especially for heavier waves.
3) Whitmore played a key role in supporting Bruce Brown's film productions like The Endless Summer and The Endless Summer II, by providing local knowledge, resources, and connections to help the film