Steering the horse correctly is a lot more difficult that you think!

https://dressagetraining.tv/steering-...

What we think we should do naturally to turn can often lead to lack of balance. Mary Wanless BHSI explains in this first video about the basics of steering. The rider biomechanics of the rider need to be spot on, not only to survive and unbalanced horse, but to then effectively influence the horse into correct balance.