Good king Polish Ladislas : History and memory of the short reign of Władisław Warneńczyk in Hungary. Vol 51. Górecki P, Van Deusen N, editors. London: I. B. Tauris; 2009. (International library of historical studies; vol 51).
The Spirit of Fornication, Whom the Children of the Hellenes Used to Call Eros’: Male Homoeroticism and the Rhetoric of Chastity in the Letters of Nilus of Ancyra. In: Van Deusen N, editor. Chastity : a study in perception, ideals, opposition. Leiden: Brill; 2008. p. 151-83.
The Process of Trance : Heavenly and Diabolic Apparitions in Johannes Nider’s Formicarius. In: Van Deusen N, editor. Procession, performance, liturgy, and ritual : essays in honor of Bryan R. Gillingham. Ottawa: Institute of Mediaeval Music; 2007. p. 203-58. (Claremont cultural studies).
Hildegard of Bingen : the vision of power and the power of vision. In: Van Deusen N, editor. Issues in medieval philosophy : essays in honor of Richard C. Dales. Ottawa: Institute of Mediaeval Music; 2001. p. 97-120.