We are temporarily pausing new Stoneleigh Fellowship submissions effective August 1, 2026. Learn more.
We cultivate a network of diverse leaders.
We believe in the power of individuals to effect social change.
We advance systems change in youth justice, child welfare, education, and health.
Addressing Philadelphia’s gun violence epidemic
Our commitment to racial justice and social change
Could you be our next Stoneleigh Fellow?
The Stoneleigh Foundation’s mission is to improve the life outcomes of our community’s youth by advancing change in the systems that serve them. We award two types of Fellowships—the Stoneleigh Fellowship and Emerging Leader Fellowship—to exceptional leaders who work within and alongside these systems to catalyze change.
Our Priorities
Our Fellows
Stoneleigh Fellows come from a diverse array of backgrounds—they are attorneys, educators, physicians, public policy experts, program administrators, researchers, social workers, and more.
Arturo Zinny, LPC, PhD
Stoneleigh Fellow, 2023 – 2026
Executive Director, Center for Nonviolence and Social Justice, Drexel University
Daniel Semenza, PhD
Stoneleigh Fellow, 2025 – 2027
New Jersey Gun Violence Research Center, Rutgers University
Daria Waite, MPH, MSW
Emerging Leader Fellow, 2025 – 2027
Healing Hurt People, Center for Nonviolence and Social Justice
Fellowship Projects
Our Fellows undertake projects that enhance how systems work together, improve service design and delivery, and generate new knowledge through action-oriented research.
Advancing the Field
By investing in individuals, we are cultivating the leadership and ideas that can have long-term impact in our community and beyond.
Stoneleigh Foundation Seeking Part-Time Administrative Assistant
The Stoneleigh Foundation is seeking a part-time Administrative Assistant. The Foundation will review applications as they are submitted. View job description Organization Overview Stoneleigh Foundation…
Cash Transfers And Child Health In The US: What Is Known And…
Stoneleigh Fellow Meredith Matone co-authors a research brief on on the relationship between cash transfers and child health in the U.S. Cash transfer programs, which…
Philly Detectives Are Solving More Shootings. Here’s Why.
Stoneleigh Fellows Kevin Bethel and Daniel Semenza reflect on how Philadelphia’s improving homicide clearance rate helps to strengthen community trust and safety throughout the city.…
Asociación Puertorriqueños en Marcha strengthens Philadelphia’s fight against gun violence
Stoneleigh Emerging Leader Fellows Franklin Moreno and Nyrhae Williams participated in the Gun Violence Prevention Seminar and Resource Fair at the Hartranft Community Center. On…
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