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Andrew Alderdice has more than 35 years of experience working in the health and human services sectors in Australia, New Zealand and the Pacific and is currently leading Abt Global’s domestic programs and consultancy practice in Australia.Andrew has worked in a variety of roles, including as a consultant, executive manager and clinician. He has more than 25 years of experience in executive-level positions, including nearly nine years as director of a private management consulting business in Australia. He served as director of the Australian Government-funded health and HIV program in Papua New Guinea. Andrew has been the director of strategy for a regional health service, chief executive officer of a health and aged-care complex and director of a regional community health service.

Sarah Kozyn is an international agriculture and economic growth specialist with more than 12 years of experience designing, managing, monitoring, and evaluating donor-funded programs focused on agriculture and market systems development, resilience, nutrition, and trade. Her work at Abt has spanned projects in sub-Saharan Africa (Uganda, Ghana), the Middle East and North Africa (Egypt), and South and Southeast Asia (Bangladesh, Cambodia). 

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.

Joe Donahue is an environmental policy specialist and portfolio manager with more than 15 years of experience supporting governments in developing and implementing policies and programs focused on climate change, clean energy, ozone layer protection, and solid waste management. His work spans both domestic and international programs and initiatives. Technical areas of expertise include climate change mitigation strategies; international capacity building; greenhouse gas quantification methods; short-lived climate pollutants, especially methane, black carbon, and hydrofluorocarbons; and clean energy policies.

Leisa Gibson, the Gender Equality, Disability, and Social Inclusion (GEDSI) senior advisor and practice lead for Abt in Britain, has more than 20 years of international experience working for governments, the United Nations, and civil society organisations. Her expertise includes strategic and operational planning, program formulation and delivery, change management, coordination and partnerships, quality assurance, and targeted interventions. She works on such issues as disability, development, inclusive leadership, gender and gender-based violence (GBV) in humanitarian action, child marriage, women’s economic empowerment, and organisational capacity development.