1. See Jonathan Riley-Smith, "Family Traditions and Participation in the Second Crusade," in The Second Crusade and the Cistercians, ed. Michael Gervers (New York, 1992), 101-8
2. Jonathan Riley-Smith, The First Crusaders, 1095-1131 (Cambridge, 1997). For works that incorporate his concepts, see especially Nicholas L. Paul, To Follow in Their Footsteps: The Crusades and Family Memory in the High Middle Ages (Ithaca, NY, 2012), 55-89
3. Nicholas L. Paul and Jochen G. Schenk, "Family Memory and the Crusades," in Remembering the Crusades and Crusading, ed. Megan Cassidy-Welch (London, 2016), 173-86
4. Danielle E. A. Park, Papal Protection and the Crusader: Flanders, Champagne, and the Kingdom of France 1095-1222 (Woodbridge, 2018), 1.
5. See generally Simon Lloyd,English Society and the Crusade, 1216–1307(Oxford, 1988), 108–9; Paul,To Follow in Their Footsteps; Riley-Smith, “Family Traditions and Participation in the Second Crusade,” 101–8.