Kurt Diemberger is an Austrian mountaineer and filmmaker, known for his significant contributions to high-altitude climbing. Born on December 16, 1932, he became the first person to summit two of the world's highest peaks, K2 and Nanga Parbat, without supplemental oxygen. His climbing career has spanned several decades, during which he has participated in numerous expeditions. In addition to his climbing achievements, Diemberger is recognized for his work in documenting his adventures through film and literature. He has authored several books, sharing his experiences and insights about the challenges of mountaineering and the beauty of the Himalayas.