Peter Cole and Daisy Reese are the co-directors of the Sierra Institute for Contemporary Gestalt Therapy located in Berkeley CA. They are the co-authors of　Mastering the Financial Dimension of Your Psychotherapy Practice　and　True Self True Wealth.　 They are a married couple with five children between them and four grandchildren.

Daisy Reese, LCSW, CGP is in private practice in Berkeley and Sacramento CA. She has taught group therapy at The Wright Institute (Berkeley) and at The Psychotherapy Institute (Berkeley). She is a graduate of the Washington School of Psychiatry's National Group Psychotherapy Therapy Institute and is a certified group psychotherapist (American Group Psychotherapy Assoc.). She is past president of the Northern California Group Psychotherapy Society.　

Peter Cole, LCSW, CGP is in private practice in Berkeley and Sacramento CA. He is an Assistant Clinical Professor of Psychiatry with UC Davis School of Medicine where he has taught gestalt therapy for over 25 years.　 He has taught group therapy at the Stanford University School of Medicine, The Wright Institute (Berkeley) and The Psychotherapy Institute (Berkeley).　 He is a graduate of the Washington School of Psychiatry's National Group Psychotherapy Institute. He is a certified group psychotherapist (American Group Psychotherapy Assoc.) as well as a certified gestalt therapist (Pacific Gestalt Institute). Peter is also a Chartered Financial Consultant who in specializes in serving clients with social and environmental concerns.

Part I: Practicing Gestalt Group Therapy (GGT). 1 Holding, Listening and Resonating. 2 Working with the Group Process in the Present Moment. 3 Creating a Relational Group Culture. 4 Promoting Healthy Group Boundaries. 5 Attending to levels of experience in the group. 6 Experiment, Somatic Experiencing, Empty Chair and Other Classical Techniques. Part II: Understanding Gestalt Group Therapy. 7 The "Here and Now" 8 Group Process. 9 Rupture and Repair of the Self. 10 Affective Flow and Affective Processing. 11 Holding the tension of the Polarities. 12 The Paradoxical Theory of Change, Complexity and Symbolizing. 13 The Continuum of Experience. Part III: Going Deeper: Reflections on Gestalt Group Therapy. 14 Integrating Classical and Modern Gestalt Therapy approaches in GGT. 15 The Dialogical Stance. 16 In The Shadow of the Leader. 17 Harnessing the Power of GGT for all Group Therapists. Appendix: An Introduction to Gestalt Therapy Concepts and Terms.