What is Rejection Sensitive Dysphoria?
Understand Rejection Sensitive Dysphoria (RSD), an intense emotional response to rejection. Learn about symptoms, causes, and treatments.

Clinical Reviewer
Peter Bordelon, PMHNP, is a psychiatric nurse practitioner specializing in trauma, anxiety, depression, and dissociative disorders.
articles reviewed
Psychiatric Nursing
clinical practice
Peter Bordelon, PMHNP, is a psychiatric nurse practitioner who specializes in trauma, anxiety, depression, and dissociative disorders. He is dedicated to helping clients build coping skills that make life's hurdles more navigable.
Prior to becoming a psychiatric nurse practitioner, Peter spent several years as a clinical social worker supporting youth across community, school, and hospital settings. In practice, he draws on integrative and evidence-based approaches including motivational interviewing, and works collaboratively toward each client's treatment goals by building on existing strengths and resilience.
University of Virginia
Post-Master’s Certificate, Psychiatry and Mental Health
2010 – 2012
University of Maryland, Baltimore
Master of Science, Nursing
2009 – 2011
Syracuse University
Master of Social Work
1998 – 2001
University of Rochester
BA, Cultural Anthropology
1993 – 1996
Licensure, certifications, and professional credentials.
10+ years in practice as a psychiatric nurse practitioner, following several years as a clinical social worker in community, school, and hospital settings.
Understand Rejection Sensitive Dysphoria (RSD), an intense emotional response to rejection. Learn about symptoms, causes, and treatments.
Deprescribing means carefully reducing psychiatric medications with your provider's guidance. Learn how the process works and whether it might be right for you.
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As a Medical Reviewer for SonderMind, Peter Bordelon reviews mental health content for medical accuracy and clinical integrity, making sure that our educational resources reflect current evidence-based practices.
Peter Bordelon is a PMHNP with 10+ years of experience in Psychiatric Nursing. They specialize in Trauma, Anxiety, Depression, Dissociative Disorders, and Motivational Interviewing and serve as a Reviewer at SonderMind.
Peter Bordelon earned Post-Master’s Certificate in Psychiatry from the University of Virginia, Master of Science in Nursing from the University of Maryland Baltimore, and Master of Social Work from Syracuse University and holds Psychiatric Mental Health Nurse Practitioner (PMHNP). They have spent 10+ years working in Psychiatric Nursing.
Peter Bordelon focuses on Trauma, Anxiety, Depression, Dissociative Disorders, and Motivational Interviewing.
Peter Bordelon has worked as Psychiatric Nurse Practitioner since 2023.
Peter Bordelon has worked in Psychiatric Nursing for 10+ years. Their education includes Post-Master’s Certificate in Psychiatry from the University of Virginia, Master of Science in Nursing from the University of Maryland Baltimore, and Master of Social Work from Syracuse University.