PhD in clinical psychology from the Brooklyn campus of Long Island University

Pre-doctoral internship and postdoctoral fellowship at Albany Medical Center

Katie C. Lewis, PhD, is the director of research and medical staff member at the Austen Riggs Center. Her research focuses on examining personality processes in adults diagnosed with complex psychopathology as they relate to suicidal and self-destructive behaviors. Her research has been supported by the Robert Wallerstein Fellowship in Psychoanalytic Research (San Francisco Center for Psychoanalysis), a Young Investigator Grant through the American Foundation for Suicide Prevention, an Exploratory/Developmental Research Grant through the NIMH, and the APF/Division 39 Marsha McCary Grant for Psychoanalytic Research.

She has published and presented on a wide range of topics including suicide and self-harming behaviors, personality psychopathology and assessment, and the ethics of confidentiality in clinical writing. Dr. Lewis is a licensed clinical psychologist in New York and Massachusetts and operates a small private psychotherapy practice in addition to her work at Austen Riggs.

Professional Affiliations/Organizational Memberships

Former graduate student representative on the Ethics Board of Division 39

Former Fellow of the American Psychoanalytic Association (ApsaA)

Former Fellow, Psychoanalytic Research Training Program, Yale University School of Medicine

Founding member of the College of Research Fellows at APsaA

Board of the Society for Personality Assessment Representative at Large (2023-2026)

Fellowship Committee member, American Psychoanalytic Association

Consulting editor and special section editor (Clinical Applications and Case Studies) for the 

American Association of Suicidology Professional Poster Award (2019)

PPRS Stuart Hauser Memorial Poster Award (2014)

Long Island University's Dissertation Award (2014)

Suicide, personality disorders, ecological momentary assessment, psychic pain, personality assessment

Leadership

Erikson Institute Staff

Katie Lewis, PhD, is the director of research at the Austen Riggs Center.

Katie Lewis, PhD

Director of Research

, and A. Jill Clemence, PhD, authored the book chapter "Clinical Use of the Thematic Apperception Test and Other Non-Normed Idiographic Assessment Methods" in the second edition of the 

Oxford Handbook of Personality & Psychopathology Assessment

"The chapter explores how data yielded by these measures can assist clinicians in evaluating patterns of personality that unfold over time and across relational contexts and identifies how contextual factors might influence trait expression in ways that are otherwise difficult to determine in assessment contexts."

DOI: 10.1093/oxfordhb/9780190092689.013.17

Professional Publications

Katie Lewis, PhD, and A. Jill Clemence, PhD, authored this book chapter in the second edition of the Oxford Handbook of Personality & Psychopathology Assessment.

Clinical Use of the Thematic Apperception Test and Other Non-Normed Idiographic Assessment Methods

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