The novelist David Mitchell says that all revolutions are fantasy or lunacy-until they happen. "Then," he adds, "they are historical inevitabilities." Who can say, then, how people in the future may look back on an event scheduled this Sunday at the Skylight Horse Park outside Goshen, near Louisville? The inaugural Cross Country Equestrian Competitions (CCE) workshop is a pioneering attempt to reconcile challenges faced by the Thoroughbred and eventing worlds into a shared opportunity. It is the work not of fantasists, or lunatics, but of passionate people who believe that...