All Stories

  1. The efficacy of group psychotherapy for adults with perfectionism: A randomized controlled trial of dynamic-relational therapy versus psychodynamic supportive therapy.

    Article • Journal of Consulting and Clinical Psychology, January 2023, American Psychological Association (APA)

    Paul Hewitt

  2. Perfectionism and its role in depressive disorders.

    Article • Canadian Journal of Behavioural Science/Revue canadienne des sciences du comportement, April 2022, American Psychological Association (APA)

    Paul Hewitt

  3. Multidimensional perfectionism turns 30: A review of known knowns and known unknowns.

    Article • Canadian Psychology/Psychologie canadienne, February 2022, American Psychological Association (APA)

    Paul Hewitt

  4. Personality and group psychotherapy outcome: The lack of influence of traits from the five-factor model.

    Article • Group Dynamics Theory Research and Practice, July 2021, American Psychological Association (APA)

    Paul Hewitt

  5. Applying the Rupture Resolution Rating System (3RS) to group therapy

    Article • Group Dynamics Theory Research and Practice, March 2021, American Psychological Association (APA)

    Giorgio Tasca, David Kealy, Paul Hewitt

  6. Examining suicidal desire through the lens of the three-step theory: A cross-sectional and longitudinal investigation in a community sample.

    Article • Journal of Consulting and Clinical Psychology, January 2021, American Psychological Association (APA)

    Paul Hewitt

  7. The perniciousness of perfectionism in group therapy for depression: A test of the perfectionism social disconnection model.

    Article • Psychotherapy, June 2020, American Psychological Association (APA)

    Paul Hewitt

  8. Dynamic-relational group treatment for perfectionism: Informant ratings of patient change.

    Article • Psychotherapy, May 2019, American Psychological Association (APA)

    Paul Hewitt

  9. What Lies Beyond the Superordinate Trait Perfectionism Factors? The Perfectionistic Self-Presentation and Perfectionism Cognitions Inventory Versus the Big Three Perfectionism Scale in Predicting Depression and Social Anxiety

    Article • Journal of Personality Assessment, March 2019, Taylor & Francis

    Paul Hewitt

  10. Specific formulation feedback in dynamic-relational group psychotherapy of perfectionism.

    Article • Psychotherapy, June 2018, American Psychological Association (APA)

    Paul Hewitt