Dom Marie-Gérard Duboiswas born in Lille, France, in 1929 in a family of seven children. In 1947 he entered the Trappist Monastery of Mont-des-Cats, where he became master of novices and then prior. After a short stay as Superior ad Nutum at Cîteaux, Dubois was elected abbot of the Monastery of La Grande Trappe in Soligny, France. During his twenty-five years as abbot he presided over many commissions responsible for implementing the reforms of Vatican Council II in the Cistercian Order. Dom Dubois also presided for thirty years over the French-speaking Commission on Liturgy. He is the author of two books: Le Bonheur en Dieu (Paris: Robert Laffont, 1995) and La Joie en Dieu (Paris: Presses de la Renaissance, 2010). In 2011, Dom Dubois returned to the Lord.