On September 21, 1907, Eugen Mack was born. He was a celebrated Swiss gymnast from Basel, known for winning two Olympic gold medals and a total of 15 individual medals at the World Championships and Olympics, making him the most decorated gymnast of the pre-World War II era. He competed in the 1928 and 1936 Summer Olympics, and his legacy is deeply rooted in Basel, where he began his gymnastics career. See wikipedia for more information.