Simon Ata (aka Simonster) is one of the world’s foremost callisthenics practitioners and experts. He is also a practicing physiotherapist and Las Vegas performer known for incredible feats of bodyweight strength.
Ryan Hurst is the co-founder and head coach of GMB fitness, a popular online resource for bodyweight training programs and tutorials.
Austin Dunham runs an online fitness business and – at just 23 years old – has over 700,000 subscribers on YouTube and over a million followers across various platforms.
Mike Fitch is the creator of Global Bodyweight Training and The Animal Flow Workout. He’s a fitness professional with nearly 20 years of industry experience as a trainer, presenter, writer and more.