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Catherine Hersey, a senior associate, is a seasoned health services researcher and project manager with over 15 years of experience in both Medicare and Medicaid. Her research areas include the implementation and evaluation of accountable care organizations and other alternative payment models, maternal health, substance use disorder, meaningful use of electronic health records, and hospital-acquired infections. Hersey also has experience in quality measurement and improvement. In addition, she has experience in both quantitative and qualitative analyses and managing large and complex projects.

Daniel Gubits conducts research in the areas of housing, homelessness, economic self-sufficiency and disability policy. Gubits’ expertise is in econometric modeling, data analysis, and random assignment program evaluation.Gubits serves as the director of analysis for the Family Options Study, conducted for the U.S. Department of Housing and Urban Development (HUD). He is also leading the impact analysis work for the Social Security Administration’s Benefit Offset National Demonstration (BOND) project. Both of these are random assignment impact evaluations.

Marianne El-Khoury is a seasoned health professional with a proven track record of leading and managing large-scale health programs. At Abt, she has held senior management and technical roles on USG-funded projects in health systems strengthening, infectious diseases, and private sector health. She has also led research and evaluation studies in family planning and reproductive health, maternal and child health, and health financing.

Anna Winoto has more than 20 years of experience leading and managing multi-disciplinary teams on complex development programs in Indonesia. Her areas of expertise include public health and nutrition, social protection, child protection, decentralized service delivery, and community-led development.  She is a skilled facilitator of multi-stakeholder collaboration. She has worked with the national governments of Australia and Indonesia and with UNICEF.

Robin Koralek is a seasoned evaluator and project director with over 30 years of experience in evaluating federal and state social welfare programs. Her expertise spans areas such as food assistance, employment and training cash assistance, and barriers to employment, including for those recovering from substance use disorders. She has worked with various governmental and non-profit organizations, focusing on program design, implementation, and outcomes.

Radha Roy is a mixed-methods researcher and senior evaluation leader with over 16 years of experience designing and directing large-scale federal evaluations of workforce development, income support, and education programs.

Ernest Fletcher is an international development professional with 15 years’ experience in the planning, implementation, and management of education and public health programs. He has a special interest in program design, implementation, and monitoring and evaluation and capacity building. He has worked in Ghana and Mozambique and provided remote vector control program implementation support to countries including Senegal, Madagascar, Burkina Faso, and Sierra Leone. He has worked closely with Ministry of Education (Ghana) and Ministry of Health staff in several countries.

David Cooley is an environmental scientist with more than 15 years of experience working in climate change and environmental management. His work has focused on the interactions between climate change mitigation, air pollution reductions, and improvements in public health. He has managed multiple projects for the U.S. Environmental Protection Agency (EPA), U.S. Agency for International Development, and the New York State Energy Research and Development Authority (NYSERDA) to evaluate opportunities to reduce greenhouse gas (GHG) and air pollutant emissions.

Bradford Lucas is an expert in international health and social marketing with more than 20 years of experience leading complex global health projects and managing large teams. His program experience includes malaria and child health, reproductive health, and HIV/AIDS, and he has worked in numerous countries in Africa, Asia, and Latin America. Throughout his career, Lucas has been recognized for his thought leadership and initiative in piloting, scaling up, and replicating new products, services, and approaches; improving processes; and disseminating best practices.