It may be hard to spend 10 minutes with most horse experts without coming upon the claim that “horses need leadership.” This claim is one of many notions about horses that are widely accepted but simply wrong. The claim is a widespread belief not grounded in observation. Researchers who have spent spent hundreds of hours studying horses in free-range settings conclude that no horse in a herd is better than the others in driving group movements or recruiting mates. If a herd doesn’t have a leader, how does it decide what to do? Horses have never been in the Boy Scouts or the Army. They have never worked in a corporation. They don’t know about leadership. You may have decided that those aggressive horses…