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Who We Are

The Social Impact Exchange was launched by the Growth Philanthropy Network (GPN), in partnership with Duke University - Center for Strategic Philanthropy and Civil Society (CSPCS) and its Center for the Advancement of Social Entrepreneurship (CASE). Together, these organizations are supporting the development of the Exchange.    

Growth Philanthropy Network

Duke University - Center for Strategic Philanthropy and Civil Society, Sanford School of Public Policy

  • Joel Fleishman – Professor of Law and Public Policy Studies and the Director of the Samuel and Ronnie Heyman Center for Ethics, Public Policy, and the Professions
  • Edward Skloot - Director, Center for Strategic Philanthropy and Civil Society and Professor of the Practice of Public Policy Studies

Duke University - Center for the Advancement of Social Entrepreneurship (CASE)

  • Paul Bloom - Faculty Director and Adjunct Professor of Social Entrepreneurship and Marketing
  • Cathy Clark - Adjunct Assistant Professor
  • Matthew Nash - Managing Director

Growth Philanthropy Network

Alexander Rossides, President

Alexander Rossides brings extensive experience as a social entrepreneur, business executive and investor to GPN. Mr. Rossides has led both nonprofit and for-profit organizations. He has experience managing the growth of organizations, raising capital, developing affiliate networks and partnerships, and developing systems and technologies that enable information and knowledge sharing. Mr. Rossides served as the CEO of Interactive Video Technologies (IVT), a company he helped found and grow into a leading provider of online video technology that was successfully sold. Prior to IVT, he served as Managing Director of Digital Evolution Venture Capital (DE), where he managed the operations of the firm, raised investment capital for portfolio companies, oversaw investments in healthcare, technology and media companies and served as a Board member in a number of DE portfolio companies. Prior to DE, Mr. Rossides served as a management consultant at Towers Perrin in the strategy and organizational effectiveness practice, where he focused on client engagements in the public, health and financial sectors.
In the social sector Mr. Rossides´ focus has been in the areas of civic engagement, and youth education and development. In 1990 Mr. Rossides founded and led the Corporate Community Initiative, a non-profit organization in New York City devoted to facilitating corporate volunteerism and delivering management assistance to nonprofits. In 1997 he initiated a college assistance program for students in inner-city Boston. Mr. Rossides has served in numerous volunteer and advisory positions with other nonprofits. He received his BA from Dartmouth College in 1986 and his MBA from Columbia Business School in 1996.


Kaberi Banerjee Murthy, Deputy Vice President for Education

Kaberi Banerjee Murthy joined Growth Philanthropy Network in August 2014, bringing a dozen years of experience as a grantmaker at the local, regional and national level. Most recently she served as a Program Director at Crown Family Philanthropies, leading the Education, Arts & Culture, and Civic Affairs portfolios. Prior to that, she served as Senior Program Officer at the Picower Foundation in New York, focusing on K-12 and Out-of-School-Time, as a Philanthropic Advisor at Hemenway & Barnes in Boston, staffing Jane’s Trust and the Cox Trust, and as a Program Officer at the Lloyd A. Fry Foundation in Chicago, working on Education, Health, Community Development and Arts & Culture. She has also served as a philanthropic consult to Ford Foundation’s GrantCraft, Grant Management Associates and the Council on Foundations. Before entering philanthropy, Kaberi was an advertising executive at Leo Burnett. Kaberi graduated from Carleton College with a BA in History and Women's Studies, and received a Minnesota teaching certification for high school Social Studies. She holds a Masters of Education from Harvard University, with a focus on planning and social policy.

Kaberi is a current Board Member for the Crossroads Fund and a past National Board Member for Grantmakers in Education. She was a Leadership Greater Chicago Fellow and a Chicago Council on Global Affairs Emerging Leader. She has served on several boards including: Resource Generation, Casa Myrna and Sakhi; several advisory boards including the Carleton College’s Alumni Council and Chicago Foundation for Women; and a number of giving circles, including the Saffron Circle in Boston and the Asian Giving Circle in Chicago.


Karen Epstein, Vice President

Karen Schub Epstein came to GPN back in 2005. She had previously worked in the private sector where she focused on operations, finance and accounting. Karen is a CPA who started her career in public accounting at Ernst and Young. She left to join Bohbot Media and Entertainment, a children’s entertainment company then contemplating an initial public offering. After guiding them through that process, Karen joined The Interpublic Group of Companies where she spent the next eight years in various roles, including CFO of an international sports and entertainment company, and Vice President of a $500 million holding company which she helped launch. During her time at Interpublic, she focused on mergers and acquisitions, investor relations, financial analysis, human resources, systems implementations, business development and strategy.

Ms. Epstein devotes considerable time to volunteer activities. She is currently the Treasurer of the Chatsworth Avenue PTA and on the Board of the Mamaroneck Schools Foundation. She was previously the Chair of the Steering Committee of the Larchmont Temple Nursery School and served on the Board of the Larchmont Newcomers Club, in addition to having chaired numerous UJA events. She graduated magna cum laude from the University of Pennsylvania with degrees in accounting and psychology, and graduated from the Executive MBA program at Columbia University with honors.


Christal M. Jackson, Senior Manager

Christal M. Jackson has nearly twenty years of experience in the non-profit philanthropy sector focused primarily on serving underserved communities, communities of color, women, and children. 

Her professional career in the field started as a graduate student at Duke University School of Divinity when she had the opportunity to participate in the National Capital Semester for Seminarians in Washington, DC at the Children’s Defense Fund. She has served as Development Officer, Executive Director, Strategic Advisor, and Consultant for a number of philanthropists and organizations across the United States and abroad. Her love for Haiti and unique background in the sports arena and public policy afforded her the opportunity to create a unique collaboration between President William J. Clinton and the NBRPA-National Basketball Retired Players Association. 

In addition to holding a Masters in Theological Studies, Christal earned a Bachelor of Arts degree in Psychology and Religion from Spelman College in Atlanta, Georgia. She sits on a number of boards and has received several awards and honors, including Ebony’s Magazine 30 Future Leaders of America.


Jennifer F. Klot, Vice President for Health

Jennifer F. Klot brings to GPN more than thirty years of experience in the non-profit, academic, philanthropic, and multilateral sectors. Previously, she was Senior Adviser at the Social Science Research Council (SSRC) where she established new cross-sector collaborations to address emerging social, economic and public health challenges. Bringing together U.S. government health research institutes, philanthropic leaders, policy shapers, and social and basic science researchers, she catalyzed new funding collaborations to improve research and public health approaches to HIV/AIDS, violence against women, and children’s health and well-being. She also provided strategic planning, research, and evaluation support to private foundations and multilateral organizations to strengthen international funding strategies in development, human rights and security sectors. Before the SSRC, she spent ten years at the United Nations working in various capacities with the United Nations Children's Fund and the UN Development Fund for Women. Before joining the UN, she was the Acting Executive Director of the Fund for Education in South Africa and, prior to this, the Regional Representative for the southern Africa office of Ashoka: Innovators for the Public. In South Africa, she also worked with PlanAct, a community development organization, and recorded and toured internationally with the African Jazz Pioneers, a South African jazz and cultural group.

Jennifer is a member of the Scientific Committee of the French National Research Agency on AIDS and Viral Hepatitis and has served on NIH scientific review committees in population science, global partnerships for social science AIDS research, and HIV prevention through reproductive health. She has co-edited five books, and authored numerous peer reviewed journal articles, as well as program and policy evaluations in the health the development sectors. She received a Master of Regional Planning from Cornell University and a BA in Political Science and Economics from Douglass College, Rutgers University.  


Antoinette La Belle, Managing Director, Network Partnerships

Antoinette (Toni) La Belle joined Growth Philanthropy Network/Social Impact Exchange in January of 2014. She comes to GPN most recently from Civic Ventures (now known as Encore.org), where she was a Senior Fellow focusing on corporate career transition models. She was also the East Coast Director with startup responsibility for the board-approved national expansion of the Encore Fellowship Program. She spent most of her career in the private sector as an executive working in the areas of organization development, strategic business and human capital strategies, and change management initiatives. She concluded her corporate career in 2007 as a Managing Director at Lehman Brothers to enter a doctoral program at Case Western Reserve University, Weatherhead School of Management and to continue her civic engagement endeavors. Her doctoral research was a comparison study of the professional and situational influences on nonprofit leaders’ effectiveness; articles based on her research have been featured by The Bridgespan Group and BoardSource.

Her “activist” philanthropic and volunteer involvement supports initiatives and organizations helping “level the playing field” by working for social and economic justice and well being for vulnerable populations. She is a past board officer of The New York Women’s Foundation, Taproot Foundation, and The Viscardi Center and currently serves on the board of the Nonprofit Coordinating Committee of New York. In addition to her doctorate, she holds an MBA from Fordham University and a BS from Marymount College.


Sunny Larson, Senior Director for Education

Sunny Larson joined GPN in September 2014. Prior to GPN, she spent close to a decade at The Fund for Public Schools, the nonprofit organization that raises funds and facilitates public-private partnerships on behalf of the New York City Department of Education. In her role as Managing Director, she led collaborations with stakeholders across business, philanthropy, city government, and other nonprofit and community-based organizations.  During her time at The Fund, the organization raised hundreds of millions of dollars to support strategic district-wide education initiatives and grew from fundraising for a small slate of projects to an organization with dozens of major multi-year grants and deep partnerships in the education sector.   

Sunny graduated cum laude from Yale University, with a B.A. in history and international studies, and received a Master’s degree with distinction from the University of Edinburgh, Scotland, in nationalism studies. She currently sits on the board of the Yale Club of New York City.


Elizabeth Ramirez, Senior Manager

Elizabeth joined Social Impact Exchange in August 2014 and brings diverse experience in domestic and international philanthropy from leading corporate and operating foundations. She came to GPN from the Levi Strauss Foundation, where she managed the foundation’s signature leadership development and technology capacity building initiative, stewarded a global human rights grant portfolio, and led reporting to the board of directors and external field-building efforts. She began her career in the executive office of the United Nations Foundation, working directly with senior staff and the board of directors to advance public-private partnerships addressing critical international development issues. She subsequently served at the Global Alliance for Vaccines and Immunizations Fund, where she developed relationships with untapped constituencies to broaden awareness and developed new fundraising mechanisms in partnership with for-profit corporations. 

Elizabeth is personally dedicated to leadership development in the social sector, and has served on the advisory boards or steering committees of Atlas Service Corps, Emerging Practitioners in Philanthropy’s Bay Area and Washington, DC chapters, and Full Circle Fund’s Rising Leaders. She graduated magna cum laude from George Washington University’s Elliott School of International Affairs. Elizabeth is a dual citizen of the U.S. and Brazil and lives in New York.


Anne Sherman, Vice President, Nonprofit Strategy

Anne Sherman is Vice President, Nonprofit Strategy at Growth Philanthropy Network. Before GPN, she was Director of Strategy at TCC Group, a consultancy that assists nonprofits, foundations, and corporate community involvement programs. Prior to TCC Group, she was community initiatives manager at Minneapolis Way To Grow, a citywide school-readiness initiative. Sherman holds a master’s degree in public affairs from the University of Minnesota Hubert H. Humphrey Institute for Public Affairs. Her volunteer work includes serving as chair of the governing body of the Center for Family Life in Sunset Park, Brooklyn, and as a member of the board of SCO Family of Services. She also serves on the selection committee of the New York Community Trust-New York Magazine Nonprofit Excellence Awards. Sherman is the co-author of Building Nonprofit Capacity: A Guide to Managing Change Through Organizational Lifecycles, published in 2011 by Jossey-Bass. 


Robert Sherman

Robert F. Sherman Ph.D. provides expertise  in the areas of education reform, youth development and leadership, and civic engagement. His particular interest is in bringing isolated yet related perspectives and favored strategies into productive alignment for greater impact. Prior to his engagement with the Exchange, Sherman was Director of the Initiative for Social and Emotional Learning at the NoVo Foundation. 

Prior to NoVo, Sherman served as Executive Director of the Action Center to End World Hunger, a division of Mercy Corps. While at Mercy Corps, he also developed and supervised the agency’s Global Citizen Corps, a youth activist and service program.  

Before joining Mercy Corps, Sherman spent 15 years at the Surdna Foundation, where he founded and directed the national Effective Citizenry program, an initiative designed to support organizations helping young people participate meaningfully in shaping civic and community life. The Effective Citizenry program funded youth organizing, youth media, policy development, service-learning and a range of youth development strategies which promote individual growth and youth-led social change. 

Prior to Surdna, Sherman served in New York City government for 8 years: as Executive Director of the Increase the Peace Volunteer Corps, a city-wide, grassroots race relations initiative of the Mayor’s office in New York City; and as Director of the Community Relations Institute, a think tank studying neighborhood-based responses to racial tension housed at the New York City Commission on Human Rights. 

Sherman holds a Ph.D. in clinical psychology from the Institute of Advanced Psychological Studies at Adelphi University, and a BA from Haverford College.


Monica Ward, Senior Manager, Nonprofit Initiatives

Monica Ward joined GPN in August of 2012 as the Nonprofit Initiatives Manager. Prior to GPN she was the Deputy Director of the YouthBuild Newark Intermediary Initiative, where she managed the organization's replication efforts in New Jersey, as well as assisted with their strategic growth plan. Before YouthBuild, Ms. Ward spent over 12 years in the nonprofit sector working for national nonprofits and intermediaries, such as the Corporation for Supportive Housing and the Council of State Governments on a range of social issues including mental health, substance abuse, criminal justice and housing. Ms. Ward holds a Master's in Public Policy from The Johns Hopkins University and a B.A in Public Policy from Duke University.


Duke University- Center for Strategic Philanthropy and Civil Society, Sanford School of Public Policy

Joel L. Fleishman, Professor of Law and Public Policy Studies and the Director of the Samuel and Ronnie Heyman Center for Ethics, Public Policy, and the Professions at the Sanford School of Public Policy, Duke University.

Professor Fleishman joined the Duke faculty in 1971, was the founding director of what is now the Sanford School of Public Policy, and has served the university as vice president, senior vice president, and first senior vice president. He took part-time leave from Duke from 1993 to 2003 to serve as president of the Atlantic Philanthropic Service Company, the United States program staff of the Atlantic Philanthropies.

He is author, co-author, or editor of numerous books and articles reflecting his long-standing interest in ethics, public policy, and nonprofit organizations, the most recent of which, The Foundation: A Great American Secret—How Private Money is Changing the World, was published in January 2007 by Public Affairs Books and has just been released in an expanded paperback edition.

Fleishman serves as chairman of the board of trustees of the Urban Institute and as a trustee of the Jewish Theological Seminary of America; Brandeis University; the Artscroll Mesorah Heritage Foundation; the American Hebrew Academy; and the Partnership for Public Service. He is also chairman of the visiting committee of the Kennedy School of Government at Harvard University. In 2003 he was elected a Fellow of the American Academy of Arts and Sciences.

In addition to his academic activities, Fleishman is a member of the board of directors of the Polo Ralph Lauren Corporation. For eight years he wrote a monthly wine column for Vanity Fair magazine.


Edward Skloot, Director, Center for Strategic Philanthropy and Civil Society and Professor of the Practice of Public Policy Studies at the Sanford School of Public Policy, Duke University.

In June 2007, Professor Skloot retired as President of the Surdna Foundation, a family foundation headquartered in New York City. He was the first CEO of the $1 billion (2007) foundation and held this position beginning in 1989.

Before coming to Surdna, Skloot was founder and president of New Ventures, a nonprofit consulting firm that assisted other NGOs in earning income as a complement to fund-raising. Begun in 1980, New Ventures was the first organization to promote "social entrepreneurship". Skloot wrote the early literature and helped create the field of social enterprise. He has also served in senior posts in state and local government.

Skloot serves on the boards of directors of Independent Sector; Venture Philanthropy Partners, a group of venture capitalists helping youth-serving organizations in the Washington, D.C. region; Citizen Schools, an after-school program located in seven states; the Partnership for Palliative Care; and TROSA, the largest residential therapeutic community in North Carolina. He is a member of the advisory boards of the Bridgespan Group, a nonprofit consulting firm affiliated with Bain and Co., and of the Center on Philanthropy and Civil Society (PACS Center), Stanford University.

Skloot has written and spoken widely on the subjects of nonprofit management, social venturing, and sectoral leadership. Surdna recently published a compilation of his recent speeches in a book called Beyond the Money. He also was the principal writer and editor of The Nonprofit Entrepreneur, published by the Foundation Center.


Duke University - Center for the Advancement of Social Entrepreneurship (CASE), Fuqua School of Business


Paul N. Bloom, Faculty Director and Adjunct Professor of Social Entrepreneurship and Marketing at Center for Advancement of Social Entrepreneurship at the Fuqua School of Business, Duke University.

Dr. Bloom leads CASE’s Scaling Social Impact research and teaches a course on Corporate Social Impact Management. He has had a long career researching how the field of marketing can contribute to societal welfare. He has examined how marketing thinking can help to design better consumer protection and antitrust policies and has also done considerable research on social marketing, which involves developing strategies to encourage people to engage in more socially-beneficial behaviors (e.g., healthier living). In recent years, he has been particularly focused on identifying ways to persuade young people to avoid smoking, drinking-and-driving, and unhealthy eating. He is also currently studying how to make partnerships between corporations and social causes more effective at mitigating social problems while at the same time helping the sales and profitability of brands. Throughout his career, Dr. Bloom has encouraged research by business scholars on social issues, chairing well-received conferences on the consumer movement, marketing and public policy, corporate social initiatives, and corporate responses to the obesity crisis. Dr. Bloom is the author or co-author of more than 100 published articles, papers, book chapters, and books; including the award wining article published in the Journal of Public Policy & Marketing for 1987 to 1991 and The Handbook of Marketing and Society (Sage Publications, 2001). He formerly served as Professor of Marketing at the Kenan-Flagler Business School of the University of North Carolina (1984-2006) and held posts at the University of Maryland and the Marketing Science Institute. He holds a Ph.D. in marketing from the Kellogg School of Northwestern University an MBA from the Wharton School of the University of Pennsylvania, and a B.S. degree from Lehigh University.


Catherine Clark, Associate Professor and Director, CASE i3, Duke University.

Cathy Clark is a leading authority in the fields of for-profit social entrepreneurship, impact investing, and impact assessment. Currently Adjunct Associate Professor of Social Entrepreneurship at CASE at Duke, she directs the CASE i3 Initiative on Impact Investing. Prior to CASE, Cathy taught at Columbia Business School for 9 years. Before that, she was a professional impact investor, as Managing Director of the Flatiron Future Fund, and Vice President at the Markle Foundation, where she helped manage grants and PRIs for over 7 years. Cathy has been active in the development of both B Lab and GIIRS and currently serves on the GIIRS Domestic Standards Advisory Council. She is also board chair of SJF Institute and Investors’ Circle. Cathy holds a BA from the University of Virginia and an MBA from Columbia Business School. She has spoken widely about her work, including at the White House and in the US Congress.


Matthew T.A. Nash, Managing Director of the Center for the Advancement of Social Entrepreneurship at Duke University’s Fuqua School of Business.

In addition to his development and administrative responsibilities, Matt leads the Fuqua On Board program, founded and directs the Global Consulting Practicum, advises student consulting projects and independent studies, and advises the student run chapter of Net Impact. Matt is also a visiting lecturer at Duke’s Terry Sanford Institute of Public Policy, where he co-teaches an undergraduate course in entrepreneurial leadership and social innovation. Matt brings to Fuqua extensive domestic and international social and public sector experience in governance, strategic planning, organization development, performance measurement, business process transformation, and leadership development. Prior to joining the CASE team, he was a senior consultant in strategy and change management with the public sector practice at IBM Business Consulting Services (formerly PricewaterhouseCoopers Consulting). In this position and previous consulting capacities, Matt served a diverse set of clients ranging from community-based organizations, including a nonprofit resource center, a community housing board, and a disabilities rights coalition, to large agencies such as World Vision, UNICEF and the U.S. Agency for International Development. Previously, Matt led the Leadership Institute at Yale's Center for Public Service and volunteered with the U.S. Peace Corps in Romania. Matt is a graduate of the Yale School of Management (MBA) and Yale College (BA), where he received the graduation prize for public service. A recipient of Vice President Al Gore’s “Hammer Award” for reinventing government, Matt was recently awarded the inaugural "Member Achievement Award" by Net Impact, the global network of business professionals seeking to use their skills for social, environmental, and economic impact.