Search

Sarah Gibson is a project-management specialist with 23 years of experience in public policy research. She has more than 20 years of experience managing complex projects, implementing random assignment studies and researching and analyzing policy for clients such as the Social Security Administration and the Department of Housing and Urban Development. She is proficient in project management, including resource management, budgeting and quality control.

Elizabeth Giardino’s evaluation and technical assistance work on housing, community development, asset building, and government innovation policies and programs promotes opportunity and healthy outcomes for people across the U.S. Giardino specializes in leading teams, strategic planning, and relationship building, and has proven expertise in incorporating community-based participatory research into technical assistance engagements.

Lauren Dunton is a Principal Associate with almost two decades of experience as a social science researcher evaluating programs and analyzing policies relating to homelessness, housing, workforce, and education across the country. As a seasoned Project Director, Ms. Dunton has led complex research and technical assistance projects for a range of federal agencies, state governments, and national foundation and philanthropic organizations. She has expertise in qualitative and mixed-method data collection and analysis, leading project teams, and authoring reports. 

Meghan Lynch, Sc.D., is an accomplished manager of cross-disciplinary teams, with 20 years of experience specializing in toxicology and human health risk assessment. She is skilled at interpreting, evaluating, and communicating toxicological and epidemiological information for hazardous substances. She has managed a variety of projects for ATSDR, OSHA, EPA, and nonprofit agencies. These include leading tasks requiring the synthesis of toxicological information and risk assessments, and performing both probabilistic and benchmark dose modeling. The results of these projects have been subject to peer review. Lynch has also provided memorandums and analyses supporting risk assessments and addressing industry comments, which have been used to support plaintiffs in litigation for chemical contaminants.

Douglas W. Elmendorf, Ph.D., is Lucius N. Littauer Professor of Public Policy at Harvard University’s John F. Kennedy School of Government. He served as Dean of the Kennedy School from 2016 to 2024 and was previously Director of the Congressional Budget Office from 2009 to 2015.Elmendorf has held senior economic positions with the Federal Reserve Board, the President’s Council of Economic Advisers, and the Treasury Department, where he was Deputy Assistant Secretary for Economic Policy. He is a widely respected economist who has deep knowledge of many of Abt’s core research areas, including health care policy and approaches to increasing economic security.Elmendorf is the author of more than 30 publications and has testified before Congress on economic issues 50 times since 2005. 

Meghan Henry is a social science researcher with over 15 years of experience in public policy and program evaluation, specifically in the fields of housing and homelessness and the intersection of homelessness and education. Henry has extensive experience leading evaluations, including large data collection efforts, conducting qualitative data collection, data analysis, and outcome evaluations. As project director of the U.S. Department of Housing and Urban Development’s (HUD) Annual Homeless Assessment Report (AHAR) to Congress, she has considerable experience synthesizing large amounts of information to make the data accessible and actionable for federal, state, local, and philanthropic clients.

Colleen Grogan Moore has over 30 years of experience implementing community development and housing-based programs in collaboration with state and local governments and nonprofit organizations. She has expertise in providing technical assistance (TA) and training, including to recipients of Department of Housing and Urban Development (HUD) community development, housing, and homeless program funding. She has experience building strong relationships with state and local program grantees and managers and supporting communities in effectively using resources.

Lisa Simeon is Abt Global’s Chief Operations Officer.  In this role, Simeon is establishing a global operations function to cover all aspects of project management. It will include continuous improvement and scalability of Abt’s standards, processes, and digital platforms for project start-up and closeout, workforce planning, risk management, and quality review to achieve strong financial performance and ensure client satisfaction across the company. She will continue to oversee Human Resources and will add responsibility for global security operations and emergency response to her portfolio.

Niko Dietsch has 20 years of experience working on domestic and international government initiatives to support the clean energy transition and improve air quality. Dietsch has expertise in clean energy policy evaluation, federal voluntary program delivery, and international capacity building. He spent 16 years at the U.S. Environmental Protection Agency’s (EPA) State and Local Branch working to advance clean energy as a strategy to help states meet their clean air and climate change requirements. This included playing a lead role in developing the energy efficiency provisions of EPA’s Clean Power Plan and establishing regulations that allow states and cities to include renewables and energy efficiency in their Clean Air Act (CAA) plans.