Jon Cardwell

Jon Cardwell is a professional climber and author who has been climbing for over 20 years. He has completed numerous routes around the world, including several 5.15b climbs. Jon is also the author of the book "Training for the Uphill Athlete", which focuses on the principles of training for high-level climbing. He is known for his expertise in climbing technique and training, and has been featured in several climbing publications. In his free time, Jon enjoys hiking, camping, and trying out new climbing routes. He is based in Boulder, Colorado.