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DSW, Social Welfare, Yeshiva University
MSW, Social Work, Hunter College/CUNY
BS, Education, Vanderbilt University


Dr. Letteney is Professor of Social Work in the Department of Social Work at York College and Research Fellow at the Center for Community and Urban Health at Hunter College School of Public Health. She teaches courses on social welfare programs and policies, human behavior, community organizing and generalist practice skills. Dr. Letteney has developed Writing Intensive and online courses. Her research focuses on issues that confront children and families affected by HIV and AIDS, including disclosure, stigma, social support, caregiving, custody planning and children’s adjustment to a parent’s HIV illness. Her social work practice experience includes the clinical and policy aspects of health/mental health programs for women and children. She has designed permanency planning, mental health and chemical dependency programs for underserved women and children in New York City.

EdD, Health Education, Teachers College, Columbia University

MS, Health Education, Teachers College, Columbia University
MA, Human Sexuality, Marriage & Family Life Education, New York University
BS, English Education, University of South Florida

Dr. Grosskopf currently serves as Deputy Department Chair and Coordinator of the Public Health Program in the Department of Health & Human Performance at York College. He has extensive experience working in community health settings, specifically in program/policy planning, monitoring and evaluation with a focus in HIV prevention and sexual health promotion. In the past he has held positions with the Bureau of HIV/AIDS at the NYC Department of Health & Mental Hygiene, the NYC Department of Education, and HudsonPride Connections, a community-based organization focusing on health equity among sexual and gender minorities. He holds a joint appointment in the Department of Community Health & Social Sciences at the CUNY Graduate School of Public Health & Health Policy. His scholarly interests include the intersection of health and technology, health equity and public health policy implications for sexual minorities as well as human participant research ethics as he serves as Chair of CUNY University-Integrated Institutional Review Boards (UI-IRB) #1 & #3.

Co Founders & Co-Directors


Dr. Susan Letteney
Co-Director & Professor of Social Work
Dr. Nicholas A. Grosskopf
Co-Director & Professor of Community &
Public Health
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