Education
He taught theology at Cambrai, 1740–1743, was superior of the seminary in Autun, 1743–1745, and, having been recalled to Paris, received the degree of Doctor of Theology from the Sorbonne in 1746.
He taught theology at Cambrai, 1740–1743, was superior of the seminary in Autun, 1743–1745, and, having been recalled to Paris, received the degree of Doctor of Theology from the Sorbonne in 1746.
After studying philosophy and theology at the Seminary of Saint-Sulpice, Paris, Legrand taught philosophy at Clermont, 1733–1736, and then resumed his studies in Paris, where he entered the Society of Saint-Sulpice in 1739 and obtained the licentiate in 1740. Henceforth he remained at the Seminary of Saint-Sulpice in various employments. Appointed director of studies in 1767 he exercised in this capacity an influence over young seminarians of France, who were preparing to take their degrees at the Sorbonne.
As a Doctor of the Sorbonne he was called upon to take a prominent part in framing the decisions and censures of the theological faculty.
In that intense period of opposition to Christian dogma, he was centrally involved in its defense.