EUTYCHIANISM AND THE COUNCIL OF CHALCEDON The dust had hardly settled after the adoption of the Formulary of Reunion before Eutyches (c. 378–454), the head of a monastery in Constantinople, began to denounce the Formulary as Nestorian and propagated the view, not so dissimilar in sound from that of Cyril himself, that “our Lord was of two natures before the union [that is, the Incarnation], but after the union … [there was] only one.” Here was the advocacy of a strict monophysitism,34 the one