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.
Daria Waite, MPH, MSW
Emerging Leader Fellow, 2025 – 2027
Healing Hurt People, Center for Nonviolence and Social Justice
Daniel Semenza, PhD
Stoneleigh Fellow, 2025 – 2027
New Jersey Gun Violence Research Center, Rutgers University
Arturo Zinny, LPC, PhD
Stoneleigh Fellow, 2023 – 2026
Executive Director, Center for Nonviolence and Social Justice, Drexel University
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.
Prison lifers asked Pennsylvania’s top court to change how unconstitutional sentences are…
Stoneleigh Visiting Fellow Marsha Levick and Stoneleigh Fellow Jennifer Merrigan discuss the Pennsylvania Supreme Court’s landmark ruling to strike down automatic life sentences for second-degree…
Profiles in Justice: Assistant District Attorney Anne Marie Ambrose, Special Advisor, Youth…
Stoneleigh Fellow Anne Marie Ambrose is spotlighted as a “Profile in Justice” by the Philadelphia District Attorney’s Office. Assistant District Attorney Anne Marie Ambrose brings…
Poynter announces 2026 cohort for Covering Child Welfare: A Journalist’s Guide to…
Stoneleigh Fellow Steve Volk will lead a cohort of 36 journalists from local, regional and national print, digital, television and public media outlets in a…
1000s of affordable housing subsidies will end in the next 5 years.…
Stoneleigh Fellow Vincent Reina weighs in on the impact of the rising number of expiring affordability requirements in Pennsylvania. In an effort to better monitor…
Sign Up for Our Newsletter