Stephen Harding was an English-born monk and theologian who became a central figure in the development of the Cistercian Order. Born in Sherborne, he traveled through Scotland and France before joining the monastery at Molesme. Following the departure of the initial founders, he served as the third abbot of Cîteaux, leading the community for twenty-three years. His leadership helped shape the order's identity, emphasizing liturgical simplicity and architectural austerity during a period of significant growth.