Barney Linssen is a sports nutritionist, coach, and educator specialising in performance nutrition, movement coaching, and long term athletic development.

Originally coming from a gymnastics coaching background, Barney moved into CrossFit coaching in the early 2010s and has worked full time in coaching and education ever since.

Alongside years spent coaching classes and 1:1 clients within CrossFit and performance environments, Barney has taught internationally with The Gymnastics Course since 2018, delivering coaching seminars and coach education around the world.

His work has also expanded into higher education, including lecturing within sport science and strength & conditioning settings at both college and university level.

Barney has worked with organisations including British Weightlifting, supporting athletes across youth, junior, and senior international competition environments, including European and World Championships, CrossFit semi finals, and Ironman World Championship events.

Alongside coaching, Barney has competed himself within both Olympic weightlifting and CrossFit competition settings.