Concept map about heretics and Church reform in the Late Middle Ages. It explains the spread of heretical movements, including the Patarines, Cathars and Waldensians, and their criticism of the moral corruption of the clergy, especially simony and Nicolaism. The map also presents the Church reform promoted by Pope Innocent III, the fight against heresy, the birth of the mendicant orders of the Franciscans and Dominicans, and the growing power of the papacy. It also covers the Fourth Lateran Council (1215) and the Inquisition Tribunal (1231).