Edmund Hillary
Sir Edmund Percival Hillary (20 July 1919 – 11 January 2008) was a New Zealand mountaineer, explorer, and philanthropist. On 29 May 1953, Hillary and Nepalese Sherpa mountaineer Tenzing Norgay became the first climbers confirmed to have reached the summit of Mount Everest. They were part of the ninth British expedition to Everest, led by John Hunt.
Tim Macartney-Snape
Tim Macartney-Snape (born 5 January 1956) is a mountaineer and author. On 3 October 1984 Macartney-Snape and Greg Mortimer were the first Australians to reach the summit of Mount Everest. They reached the summit, climbing without supplementary oxygen, via a new route on the North Face (North Face to Norton Couloir). In 1990, Macartney-Snape became the first person to walk and climb from sea level to the top of Mount Everest. Macartney-Snape is also the co-founder of the "Sea to Summit" range of outdoor and adventure gear and accessories, a guide for adventure travel company World Expeditions and a founding director and patron of the World Transformation Movement.