Katie Brown is an American female big wall free solo rock climber. She began sport climbing in Kentucky at the age of 13 and aged 14, in 1995, won the X Games [1] and a climbing Junior World Cup[2]. She’s also completed an onsight (free-climbing without knowledge of the route) of the northwest face of Yosemite’s Half Dome, and, along with climber Lynn Hill, the first female free ascent of the Leaning Tower. [3]