Leslie S. Greenberg, PhD, is Distinguished Research Professor Emeritus of Psychology at York University in Toronto, Ontario, Canada. He has authored the major texts on emotion-focused approaches to treatment of individuals and couples. These include the original texts Emotion in Psychotherapy (1986), Emotionally Focused Therapy for Couples (1988), and Facilitating Emotional Change (1993), and more recently Emotion-Focused Couples Therapy: The Dynamics of Emotion, Love, and Power (2008); Emotion-Focused Therapy: Theory and Practice (2010); Working With Narrative in Emotion-Focused Therapy: Changing Stories, Healing Lives (2011); and Therapeutic Presence (2012). He has published extensively on research on the process of change. Dr. Greenberg has received the Distinguished Research Career Award of the International Society for Psychotherapy Research, as well as the Carl Rogers Award and the APA Award for Distinguished Professional Contributions to Applied Research. He also has received the Canadian Psychological Association Professional Award for Distinguished Contribution to Psychology as a Profession. He conducts a private practice for individuals and couples and trains people internationally in emotion-focused approaches.