Clara E. Hill, PhD, is professor of psychology at the University of Maryland, College Park. She has been the president of the Society for Psychotherapy Research, the editor of the Journal of Counseling Psychology, and the editor of Psychotherapy Research. Her major research interests are helping skills, psychotherapy process and outcome, training therapists, dream work, and qualitative research. She has published more than 170 journal articles, 40 chapters in books, and nine books (including Therapist Techniques and Client Outcomes: Eight Cases of Brief Psychotherapy; Helping Skills: Facilitating Exploration, Insight, and Action; and Dream Work in Therapy: Facilitating Exploration, Insight, and Action).

Sarah Knox, PhD, is a professor of counselor education and counseling psychology at Marquette University. Her research has been published in numerous journals, including The Counseling Psychologist, Counselling Psychology Quarterly, Journal of Counseling Psychology, Psychotherapy, Psychotherapy Research, and Training and Education in Professional Psychology. Her publications focus on the psychotherapy process and relationship, supervision and training, and qualitative research. She is Co-editor-in-chief of Counselling Psychology Quarterly and serves on the Publication Board of Division 29 (Psychotherapy) of the American Psychological Association. Dr. Knox is a Fellow of Division 17 (Counseling Psychology) and Division 29 (Psychotherapy) of the American Psychological Association.