Ibid., pp. 54–5, 58–61. In these respects, Isabella’s upbringing accorded well with the advice contained in the work of Vincent of Beauvais, whose treatise
De eruditione filiorum nobilium
was commissioned by Isabella’s sister-in-law, Margaret of Provence, in c. 1247–9. Vincent, who was heavily influenced by the writings of Jerome, recommended that noble girls should be educated in reading and writing to help inculcate Christian devotion, values and virtues, and in textile work and how to be a good wife:
Vincent of Beauvais, De eruditione filiorum nobilium
, ed. A. Steiner (1938). Menasha, WI: Medieval Academy of America, pp. 172–219, chs xlii–li.