Katherine Clarke

Katherine Clarke, LICSW is a post-graduate fellow practicing individual and couples therapy with the Psychotherapy Institute of Back Bay. In addition to her work at PIBB, she is a psychotherapist at And Still We Rise, a group practice in Boston, MA. Kat also completed training as a fellow at the Massachusetts Institute for Psychoanalysis.


Jonathan DeWeese

Jonathan DeWeese, PMHNP, practices psychotherapy as a post-graduate fellow with the Psychotherapy Institute of Back Bay (PIBB). He is particularly interested in relationship issues, aging, death and dying, LGBTQ issues, religious trauma, and spiritual companionship. In addition to his work with PIBB, Jonathan works in geriatric psychiatry at Cambridge Health Alliance, and is pursuing additional training in couples therapy with the Psychodynamic Couple and Family Institute of New England (PCFINE).


Yael Elhadad

Yael Elhadad, MSW, received her masters from Boston College School of Social Work, and her BSW from the Hebrew University School of Social Work in Jerusalem, Israel. She is a postgraduate fellow at the Psychotherapy Institute of Back Bay (PIBB) and provides psychodynamic psychotherapy to individuals and couples. Yael is committed to providing a healing space in which individuals and couples could deepen their understanding of themselves and of each other. In addition to her work at PIBB, Yael is a postgraduate fellow at the Massachusetts Institute of Psychoanalysis (MIP). Yael provides therapy in English and Hebrew.


William Mason

William Mason, LCSW, has experience providing psychodynamic psychotherapy in mulitple settings including hospitals, schools, and outpatient clinics. In addition to his clinical work as a post-graduate fellow at the Psychotherapy Institute of Back Bay, William sees patients at the Human Relations Service in Wellesley, MA. He has trained at the Psychodynamic Couple and Family Institute of New England (PCFINE) and is currently pursuing additional psychoanalytic training at The Boston Psychoanalytic Society and Institute (BPSI).


Kristen Popper

Kristen Popper, LCSW, completed her MSW at New York University and provides individual and couples psychotherapy as a Fellow at the Psychotherapy Institute of Back Bay (PIBB). Prior to joining PIBB, she worked in hospital and outpatient settings with adults of all ages facing a variety of challenges including depression, anxiety, trauma, grief, relationship challenges, and chronic physical illness. Kristen also trained as a Fellow at the Boston Institute for Psychotherapy.


Julia Rydin

Julia Rydin, LCSW, is a post-graduate fellow practicing psychodynamic individual and couples therapy with the Psychotherapy Institute of Back Bay. In addition to her role at PIBB, Julia continues her work as a staff clinician at Hope Ave Therapy, LLC. She has also completed a certificate in advanced training in psychodynamic couples therapy through the Psychodynamic Couple and Family Institute of New England (PCFINE).