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Allan Porowski joined the Social and Economic Policy Division of Abt Global in 2014 as a principal associate. He is a leading expert in the design, execution and analysis of randomized controlled trials, quasi-experimental studies and national cross-site evaluations of education, health and other social interventions.

Dr. Lianne Fisman is an experienced researcher and a recognized expert in qualitative and mixed method research design, and analysis. She specializes in evaluating and strengthening programs that support economically disadvantaged individuals and communities. Dr. Fisman currently leads Abt’s Qualitative and Mixed Methods sub-capability. During her tenure at Abt, Dr. Fisman has served as project director and task leader on projects related to a variety of policy areas, including housing, youth and community development, education, and financial wellness.

Meaghan E. Glenn is a social science research associate with more than 10 years of experience designing and conducting public health and nutrition research and evaluation studies.

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.

Brooke Abrams is a trained political scientist and researcher. With over 11 years of experience, she specializes in applied housing and health, bringing expertise in managing and contributing to place-based, mixed-method, and community-centered solutions. Her work spans research, evaluation, and technical assistance (TA) projects across diverse policy domains, delivering innovative and tailored strategies to drive impactful change.As a Client Solutions Architect at Abt, Abrams plays a pivotal role in designing client-focused frameworks and solutions that emphasize rigorous, data-informed, multi-disciplinary, and population-tailored design. She specializes in community-specific, monitoring, evaluation, and technical assistance approaches to engage and work alongside persons with lived expertise.

Peta Leonard is an experienced technology leader with more than 20 years of success guiding IT modernization programs.

David Kaz, a principal associate in Abt’s Social and Economic Policy Division, has nearly 20 years of experience providing technical assistance, training, research, and policy analysis. He has worked on a wide range of programs and policies that affect low-income populations. He has directed, designed, and conducted both large- and small-scale, multi-faceted technical assistance projects for federal and state agencies and other clients and stakeholders. Clients have included the U.S. Department of Agriculture (USDA) Food and Nutrition Service, Washington State’s Department of Social and Health Services, King County, and the City of Seattle. He has worked on workforce legislation with members of Congress.

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.

Tamara Daley has 20 years of behavioral health, disability, and social-policy project leadership and evaluation experience. She brings expertise from work with a variety of federal agencies, including Substance Abuse and Mental Health Services Administration (SAMHSA), National Institute of Mental Health, Department of Education, the Department of Health and Human Services’ Assistant Secretary for Planning and Evaluation, Social Security Administration, and Department of state. She also has worked with foundations, city governments, and universities. Daley designs and conducts research in behavioral health, from qualitative and mixed-methods studies and survey design to evaluability assessments.

Lisanne F. Brown has more than 20 years of experience in public health evaluation and research and a background in epidemiologic and program evaluation methods. She has worked on numerous evaluation and applied research studies for local, state and federal agencies. Her areas of expertise include maternal and child health, health care access, integration of primary care and behavioral health, community-centered health homes, social determinants of health, mixed methods evaluation design and implementation, survey design, and evaluation capacity building.