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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.

Dr. Rebecca McGill-Wilkinson is an education researcher with two decades of experience designing and implementing evaluation and research projects. She has extensive expertise in a broad range of impact and implementation evaluation approaches, including quasi-experimental designs, randomized control trials, survey design and analysis methods, systematic evidence reviews, and measure development. Her work includes evaluations of federal education policies, including the Every Student Succeeds Act (ESSA) and the Bipartisan Safer Communities Act (BSCA). With a background in developmental psychology, she has contributed to systematic evidence reviews for both the Administration of Children and Families and the U.S. Department of Education. McGill-Wilkinson is the author of numerous peer-reviewed articles and book chapters on a range of topics and has delivered over 40 conference presentations and invited talks in academic and practice settings and is a prolific blog author.

Benny Kil is a certified Project Management Professional (PMP) and a certified scrum master (CSM) with over 15 years of project and product management experience—working in business analysis and project delivery in the federal, state, and commercial areas with a focus on technology and digital processes. He has experience in leading multidisciplinary teams to deliver client requirements using agile methodologies (scrum and kanban). 

Dr. Jenna Jadin is an ecologist with 15 years of experience in climate adaptation, mitigation, and land rehabilitation in the agriculture and forestry sectors. She has worked with both national and local governments, academic institutions, non-governmental organizations, and United Nations (UN) system organizations in the U.S., Indonesia, Afghanistan, Thailand, Cambodia, Montenegro, Djibouti, Azerbaijan, and most recently Ukraine. With these institutions, she has provided technical advice, capacity building, curriculum development, and hands-on implementation support. She has also led and supported project management and design for the Global Environmental Facility (GEF), the Mitigation Action Facility (MAF) and bilateral donors and has led fundraising and strategic science-focused communications for NGOs and the UN.

Tenly Snow is a senior digital solutions specialist with 15 years of expertise in digital transformation, supply chain management, and strategic solutioning. Her extensive collaborations span governmental, private sector, and non-profit organizations across the Middle East, Asia, Africa, and Europe. Through her work with USAID, the Bill and Melinda Gates Foundation, and the World Bank, Snow has spearheaded innovations in software development and digital health, significantly enhancing health system resilience and pandemic preparedness on a global scale.

Dr. Heinrich Hock is an economist with 19 years of experience conducting research on labor, education, disability employment, and social insurance. His work focuses on producing results that help policymakers and program staff understand outcomes for priority populations and research-based options for improving outcomes. He develops rigorous and feasible plans for research designs, data collection and analysis, and dissemination of findings. Hock has led work on over a dozen labor-related projects for the U.S. Department of Labor (DOL) and other funders to assess the outcomes for groups such as dislocated workers, youth and adult jobseekers with disabilities, and veterans, among other groups. Hock also has played a key role in U.S. Department of Education (ED) studies to identify solutions for improving career outcomes among special education and adult education participants.