I have a different view of the round pen from Kathleen. Regrettably, the foundational idea for my hypothesis is just hearsay. That is, that it takes 3 repetitions for a horse to learn some new behavior, but 20 repetitions to "unlearn" the same behavior. Honestly, I think this is a liberal estimate. I don't think habits can be undone in just twenty tries ... for either horses or people. I've tried. A sales trainer I spoke to referred to that information in people's heads which limits the acceptance of new ideas as "head trash." Not