Video: The Climbing Technique and Mastery of Jonathan Siegrist Zoe Leibovitch / February 11, 2021 Jonathan Siegrist, AKA J-Star or “the architect,” finds success on the rock through his “sloth”… Read More »
Video: Alex Honnold & Jonathan Siegrist Training to Send! Eric Hörst / June 18, 2018 It’s not every day that a corporate climbing video actually provides valuable tips for improving… Read More »