Albigenses: Topic PageOfficially known as heretics, they were actually Cathari, Provençal adherents of a doctrine similar to the Manichaean dualistic system of material evil and spiritual good (see Manichaeism; Bogomils). They held the coexistence of these two principles, represented by God and the Evil One, light and dark, the soul and the body, the next life and this life, peace and war, and the like.