Alexander Huber is a German physicist, a climber, and mountaineer. Since 1992, Huber has been a state-certi?ed mountain and skiing guide. He ?rst studied physics, then became a full-time professional mountaineer in 1997 and is now one of the most successful climbers and mountaineers. Huber is most famous for his bold free ascents of big walls. He lives in Traunstein, Germany.