Whilst the horse world is rich in descriptions that tell us what horse and rider should look like, we lack good information about exactly how to produce the desired results. Good horsemen ride well without knowing how they do it, and without understanding why you are not like them and cannot do it too.

Rider Biomechanics - Basics to Brilliance.

This book, with its copious photographs and illustrations, provides a route map for reorganising 'lines of pull', sitting, and influence on one's horse.