1. See Conrad Leyser, "Long-haired Kings and Short-haired Nuns: Power and Gender in Merovingian Gaul," Medieval World, March/April (1992): 37-42
2. William Sayers, "Early Irish Attitudes toward Hair and Beards, Baldness and Tonsure," Zeitschrift für Celtische Philologie, 44 (1991): 154-89
3. Edward James, "Bede and the Tonsure Question", Peritia, 3 (1948): 85-98.
4. See E.R. Leach, “Magical Hair,” Journal of the Royal Anthropological Institute of Great Britain and Ireland, 88 (1958): 147–64; C.R. Hallpike, “Social Hair,” Man: The Journal of the Royal Anthropological Institute, 4 (1969): 256–64; Wendy Cooper, Hair: Sex, Society, Symbolism (London, 1971); Raymond Firth, Symbols: Public and Private (London, 1973), pp. 243–98; Gananath Obeyesekere, Medusa’s Hair: An Essay on Personal Symbols and Religious Experience (Chicago, 1981); Grant McCracken, Big Hair: A Journey into the Transformation of Self (Toronto, 1995); Allan Peterkin, One Thousand Beards: A Cultural History of Facial Hair (Vancouver, 2001).
5. Petronius, Satyricon 58.8.5: “qui de nobis longe uenio, late uenio? solue me.” There are a number of possible answers to this old riddle, but Petronius’s character chose an obscene one.