The formation of the Christian movements namely Waldensians, Humiliati and Robert of Arbrrisel was driven by a common cause. This explains why they may share some characteristics. They most probably stemmed from the Catholic Church and their doctrines were founded on the teachings of the Catholic Church.
The original founder of Waldensians was known as Valdese. He was a former catholic priest and broke out following the confession of his faith. He refused to abide by the requirement that the heretics (the believers in orthodox practice) were to sign an oath. The Robert’s movement, however, did not split