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Dr. Caroline Logan is a senior associate and health services researcher with over 15 years of experience in policy-focused mixed methods evaluation design, rigorous data collection and analysis, and development of integrated mixed methods reports and deliverables. Her expertise in federal and state health policy includes Medicare and Medicaid financing and delivery systems, care transformation and system integration, maternal health, the health and well-being of children, and the intersection of health and housing.

Eduardo Castellon has two decades of experience helping public sector clients—from the U.S. Agency for International Development (USAID) and the U.S. Postal Service (USPS) to the Department of Housing and Urban Development—grow and refine their operations and impact. He has extensive experience delivering consulting expertise focused on artificial intelligence (AI), supply chain, procurement, financial management, and advanced analytics. His technological, consultative, and entrepreneurial skills help clients find new ways to address challenges ranging from affordable housing to homelessness to guaranteed income. He also has extensive expertise in technical assistance and implementation (TA&I) approaches. And his management experience includes developing high-performing teams through skills and career development and succession planning.

Dr. Satyendra Prasad is the Principal Technical Lead for Abt’s climate initiatives in the Asia-Pacific region. Dr. Prasad is a diplomat and governance expert with over two decades of governance experience across international organizations, including the United Nations (UN), World Bank, and the UK’s Department for International Development (DFID) – now known as the Foreign, Commonwealth & Development Office.

For more than 20 years, Jeffrey Conrad Wuorinen has focused on bridging divides and convening partnerships to take on intractable social, economic, governance, and environmental problems. Through his work in 100 countries, he has helped to mobilize more than $8 billion in capital and capacity investment into economic, social, and environmental infrastructure across the global south.  Wuorinen has worked at the grassroots level with communities and he has advised at the highest levels of governments and international organizations.

Jennifer S. Riggs, Ph.D., brings her extensive research, policy, and nursing experience to improve care for patients, especially older adults. Her clinical area of expertise is Medicare-certified home health and home and community-based care for adults and older adults with multiple co-occurring chronic conditions and complex care coordination needs.

Teresa Mota, BSN, RN is an Associate/Nurse Researcher and a sought-after clinical researcher on federal and state projects emphasizing aging, long-term care, and improving the care experience. Mota has an extensive clinical and health services research background in geriatric nursing, and she specializes in post-acute care, quality improvement (QI) and supporting community-based providers and stakeholders to assist them in the identification of best-practices, develop resources and tools, communications, and implementation of QI initiatives. Mota also participates in data collection, measurement, analysis, and reporting related to these programs.

Nadiia Zaritska is a Ph.D. sociologist with 13 years of extensive experience in programme management, research, monitoring, evaluation, research, and learning (MERL), and gender equality and social inclusion (GESI) analysis. With a steadfast commitment to promoting gender equality, social inclusion, and human rights, Zaritska has focused her efforts on driving reforms, democratization, and addressing the social repercussions of conflict and war. Her professional journey has led her to engage closely with national and local governmental bodies in Ukraine, Georgia, and Moldova.

Matthew Sweeney leads business development and account management for Abt’s portfolio of work at the Centers for Medicare & Medicaid Services (CMS). With more than 20 years of healthcare experience partnering with federal agencies, small businesses, and the private sector, Sweeney has led large research and operational projects focused on various dimensions of alternative payment models, including:  implementing and validating quality measures, program support for hospital pay-for-performance programs, and advising clients on the design and refinement of their value-based purchasing arrangements.

Dr. Jessica Thornton Walker is an accomplished researcher and the leader of Abt’s quantitative methods team who brings 20 years of experience designing and implementing policy-relevant research. She is a recognized expert in large-scale, multi-site evaluations to assess the impacts of social policies and programs in housing and homelessness, child welfare, adolescent risk-taking behaviors, and substance use.In her role as the Quantitative Methods Lead, Dr. Walker is responsible for the management, staffing, budgeting, solutioning, and strategy that guides the work of 120 quantitative research staff and ensures Abt provides high-quality technical delivery and innovative solutions tailored to clients.

Hanna Kovalova is a program manager with 15 years of experience managing humanitarian aid and development programs in Ukraine, with a recent focus on the eastern part of the country ravaged by the war with Russia. She has worked with international organizations, including the Foreign, Commonwealth & Development Office (FCDO) and the United Nations, as well as social enterprises. Kovalova’s work with vulnerable populations has centered around gender equality, non-discrimination, conflict sensitivity, and social inclusion. She has extensive experience with monitoring, evaluation, research, and learning approaches; program management; and communication strategies in public health, mental health, and community stabilisation.