Because the rider’s weight is falling to the right, they instinctively try to stabilise themselves by gripping with the left adductor muscles; the group of muscles on the inside of the thigh responsible for closing the legs together and helping stabilise the pelvis

Here, we will dig deeper into human asymmetry and how it affects the way a rider loads a horse; and, in turn, how the horse develops its own asymmetries.

The horse will not be symmetrical.The rider will not be symmetrical.The saddle, however, must begin life symmetrical: but in order to work correctly, it must often become asymmetrical in a thoughtful, sympathetic way.