**Not currently accepting new appointments**
Publishing
As a published author, David contributes to the counseling profession and academia by way of scholarly publications, research, and publisher peer reviews. He has authored on a variety of topics, be that therapy, emotions, suffering, and wellness.
In Print (click the pics)
Book Chapter - Book Forward
Book Chapter - Positive Psychology and Mindfulness-Based Intervention for Depression & Anxiety
Book Chapter - Positive Psychology and Mindfulness-Based Intervention for Depression & Anxiety
Pfaff, D.S. (2025). Book Forward. In M. Mahr (Ed.)
The Power of Positive Psychology and Mindfulness: Rehabilitation and Mental Health Counseling. Kendal Hunt Publishing.
Book Chapter - Positive Psychology and Mindfulness-Based Intervention for Depression & Anxiety
Book Chapter - Positive Psychology and Mindfulness-Based Intervention for Depression & Anxiety
Book Chapter - Positive Psychology and Mindfulness-Based Intervention for Depression & Anxiety
Pfaff, D.S. (2025). Positive Psychology and Mindfulness-Based Intervention for Depression & Anxiety. In M. Mahr (Ed.). The Power of Positive Psychology and Mindfulness: Rehabilitation and Mental Health Counseling. Kendal Hunt Publishing.
Book Chapter - Integrating Emotional Intelligence, Mindfulness, and Positive Psychology
Book Chapter - Positive Psychology and Mindfulness-Based Intervention for Depression & Anxiety
Book Chapter - Integrating Emotional Intelligence, Mindfulness, and Positive Psychology
Pfaff, D.S., Noble, N., & Winkelman, L. (2025). Integrating Emotional Intelligence, Mindfulness, and Positive Psychology in Counseling Treatment. In M. Mahr (Ed.). The Power of Positive Psychology and Mindfulness: Rehabilitation and Mental Health Counseling. Kendal Hunt Publishing.
Book Chapter - Acceptance & Commitment Therapy
Book Chapter - Transtheoretical Model; Stages of Change
Book Chapter - Integrating Emotional Intelligence, Mindfulness, and Positive Psychology
Pfaff, D.S. (2025). Acceptance & Commitment Therapy (ACT). In Bill Owenby & Katherine Campbell (Eds), The Encyclopedia of Mental Health Trainings, Certifications, and Credentials. Arizona: ONBLLC Publishing.
Book Chapter - Emotion Focused Therapies
Book Chapter - Transtheoretical Model; Stages of Change
Book Chapter - Transtheoretical Model; Stages of Change
Pfaff, D.S. (2025). Emotion Focused Therapies (EFTs). In Bill Owenby & Katherine Campbell (Eds), The Encyclopedia of Mental Health Trainings, Certifications, and Credentials. Arizona: ONBLLC Publishing.
Book Chapter - Transtheoretical Model; Stages of Change
Book Chapter - Transtheoretical Model; Stages of Change
Book Chapter - Transtheoretical Model; Stages of Change
Pfaff, D.S. (2025). Transtheoretical Model Stages of Change. In Bill Owenby & Katherine Campbell (Eds), The Encyclopedia of Mental Health Trainings, Certifications, and Credentials. Arizona: ONBLLC Publishing.
Book Chapter - The University of Rhode Island Change Assessment
Book Chapter - Attachment and Developmental Concerns in Trauma Treatment
Book Chapter - Attachment and Developmental Concerns in Trauma Treatment
Pfaff, D.S. (2025). The University of Rhode Island Change Assessment (URICA). In Bill Owenby & Katherine Campbell (Eds), The Encyclopedia of Mental Health Trainings, Certifications, and Credentials. Arizona: ONBLLC Publishing.
Book Chapter - Attachment and Developmental Concerns in Trauma Treatment
Book Chapter - Attachment and Developmental Concerns in Trauma Treatment
Book Chapter - Attachment and Developmental Concerns in Trauma Treatment
Werries, J., Pfaff, D.S., & Bender, S. (2024). Attachment and Developmental Concerns in Trauma Treatment. In C. Stark, J. Tapia, K. Rogalla, & K. Bunch (Eds.), Professionals' Guide to Trauma-Informed Decision-Making. Springer Publishing.
Dissertation
Book Chapter - Attachment and Developmental Concerns in Trauma Treatment
Dissertation
Pfaff, D.S. (2020).
"A Qualitative Study: The Indirect Effects of Implicit Bias on the Relationship Between Participant Social-Group Affiliation and Emotional Experiences." ProQuest.
In Progress
Book Chapter - Acceptance and Commitment Therapy
Book Chapter - Acceptance and Commitment Therapy
Book Chapter - Acceptance and Commitment Therapy
Pfaff, D.S. (2026; in draft). Acceptance and commitment therapy. ACA encyclopedia of counseling (2nd edition). American Counseling Association.
Book Chapter - The Transtheoretical model
Book Chapter - Acceptance and Commitment Therapy
Book Chapter - Acceptance and Commitment Therapy
Pfaff, D.S. (2026; in draft). The transtheoretical model. ACA encyclopedia of counseling (2nd edition). American Counseling Association.
Book Chapter - Implicit Bias
Book Chapter - Sickle Cell & Hemophilia
Book Chapter - Sickle Cell & Hemophilia
Pfaff, D.S. (2026; in draft). Implicit bias. ACA encyclopedia of counseling (2nd edition). American Counseling Association.
Book Chapter - Sickle Cell & Hemophilia
Book Chapter - Sickle Cell & Hemophilia
Book Chapter - Sickle Cell & Hemophilia
Pfaff, D.S. & Mahr, M. (2025). Sickle Cell & Hemophilia. In Brodwin, M. G., Siu, F. W., Howard, J., Brodwin, E. R., & Du, Ashley T. (Eds). Medical, psychosocial, and vocational aspects of disability (6th ed.). Elliott Fitzpatrick, Athens, GA.
Peer Reviews (click the pics for info)
Cambridge University Press Peer Reviewer
Cognella Publishing Peer Reviewer
Cambridge University Press Peer Reviewer
Peer reviewer providing review, evaluation, and recommendations for books on such topics as clinical mental health counseling, psychology, and education.
Rowan & Littlefield Publishing Peer Reviewer
Cognella Publishing Peer Reviewer
Cambridge University Press Peer Reviewer
Peer reviewer providing review, evaluation, and recommendations for books on such topics as clinical mental health counseling, psychology, and education.
Cognella Publishing Peer Reviewer
Cognella Publishing Peer Reviewer
Cognella Publishing Peer Reviewer
Peer reviewer providing review, evaluation, and recommendations for books on such topics as clinical mental health counseling, psychology, and education.
Alcoholism Treatment Quarterly Peer Reviewer
Alcoholism Treatment Quarterly Peer Reviewer
Cognella Publishing Peer Reviewer
Peer reviewer providing review, evaluation, and recommendations on manuscript submissions on topics of research and intervention with problematic substance use.
Textbook Peer Reviewer
Alcoholism Treatment Quarterly Peer Reviewer
Textbook Peer Reviewer
Dr. Pfaff is a credited reviewer and contributor on Constructive Theories and Therapy in Sommers-Flannigan's 3rd edition counseling textbook.