The Theravada model of the four stages, stream-enterer, once-returner, non-returner, fully liberated, is one of the few contemplative maps specific enough to actually test something against. Ten fetters, removed in a fixed order, each with a description precise enough that a practitioner could in principle notice whether it is still operating or not. That specificity … Continue reading TWIM- meditation: Four Stages, One Recognition: Reading the Ariya-Puggala Model From the Lab