(1980) Women and Romantic Fiction: A Case Study of Harlequin Enterprises, Romances, and Readers PhD, McMaster University

(1994) Georgette Heyer's Regency romances: serious literature or popular fiction? MA thesis, University of Auckland

(2005) Riding the tosh horse: women writers of popular romance between the wars PhD, University of Birmingham

(1998) The educational potential of romantic fiction PhD, University of Leeds

(1999) In the Words of Girls: The Reading of Adolescent Romance Fiction Doctor of Education, Harvard University