How does Warwick Schiller approach a horse that pulls back when tied and how does he prevent it?

Warwick Schiller's approach to a horse that pulls back when tied addresses both prevention and management of an established habit, and his framework for understanding it draws on his nervous system and attachment work in ways that distinguish his approach from purely mechanical solutions. Schiller's explanation of why horses pull back is that the physical sensation of being unable to move when the horse's nervous system is activated — when something frightens it, when another horse leaves, when an unexpected stimulus occurs — triggers the horse's flight response, and the halter and lead rope feel like predator restraint rather than simple tethering. The horse that panics when tied is not being defiant; it is experiencing genuine fear about its inability to flee, and the harder it pulls, the more trapped it feels, which escalates the panic. For prevention, Schiller recommends the same patient tie training that Anderson advocates but with additional emphasis on the horse's nervous system state at the point of tying. He teaches not to tie a horse whose nervous system is already activated — a fresh, spooky, or anxious horse that is tied immediately is much more likely to pull back than one that has been walked and settled first. The baseline state at the moment of tying significantly predicts the likelihood of a pull-back incident. For the horse with an established pull-back habit, Schiller is cautious about the blocker tie ring as a sole solution, noting that it works mechanically by reducing the hard-stop sensation but does not address the underlying anxiety. He recommends combining the blocker tie ring with systematic work on the horse's general confidence and its specific anxiety about confinement — the same work used for trailer loading — so that the horse's nervous system threshold rises to the point where being tied does not trigger the flight response in the first place. Clinton Anderson's patience pole work — tying the horse to a safe, solid post with an unbreakable connection and allowing the horse to work through its pull-back response without the handler present — is an effective mechanical solution Anderson documents working well for confirmed pull-back horses when done with the correct setup.