Abstract: Richard C. Seewald, PhD, is a Professor and Principal Investigator and Susan D. Scollie, MCISc, is a Research Audiologist, both at the National Centre for Audiology, University of Western Ontario, London, Ontario, Canada. Correspondence to Dr. Seewald at National Centre for Audiology, School of Communication Sciences and Disorders, Elborn College, University of Western Ontario, London, Ontario, Canada N6G 1H1; fax: 519/661–3805; e-mail: [email protected].