Search

Dr. James White, a registered nurse and Collaborative Specialist in Global Health (CSGH), is a senior health specialist with a focus on infectious disease and global health security (GHS). He has over 20 years of experience that includes delivery of emergency response programs in emergency and fragile settings, pandemic preparedness and response, health systems strengthening, and public-private collaboration for GHS. White has worked in more than 20 countries in Africa, Asia, and Latin America assisting in both acute outbreak response and preparation for health emergencies. He also represents Abt as a technical expert on external GHS and pandemic preparedness working groups. His clients have included the U.S. Agency for International Development (USAID), the United Kingdom’s Foreign Commonwealth and Development Office (FCDO), and the Canadian International Development Association (CIDA) (now Global Affairs Canada).

René Nutter is the U.S. Food Security & Agriculture Client Account Lead. She has more than two decades of experience helping further food security and education in women and children. From studies with Yale, Harvard, and the Gates Foundation to a long and successful partnership with the USDA Food and Nutrition Services (FNS), she has led large data collection studies and evaluations, provided technical assistance, and helped train the next generation of researchers.

Dr. Fiona Mactaggart is a multi-disciplinary technical advisor with more than 10 years of experience in monitoring, evaluation, research, and learning (MERL); infectious disease control; and public health. As a co-lead of Abt's MERL portfolio, she draws on complexity theory and scientific methods to help clients test what works, discover why it works, and provide timely evidence-based recommendations to inform important decisions about policy and practice. Mactaggart contributes to business development, programme delivery, and thought leadership. She works in five key areas: monitoring (e.g., design of digital tools and visualisation platforms) research (e.g., cross-sectional survey design), evaluation methodologies (e.g., contribution analysis), learning (e.g., portfolio level evidence-informed strategic decision making), and cross-cutting MERL capabilities (e.g., adaptive management and GEDSI). Mactaggart has worked extensively in the Pacific and Southeast Asia.

Mbuso Jama has more than 17 years of experience as a Monitoring Evaluation Accountability Research and Learning expert (MEAL and MERL). His work has involved humanitarian, rehabilitation, and development efforts in Africa, Asia, and Eastern Partnership countries. His experience ranges from designing MEAL systems for adaptive management to impact evaluations. He has worked on projects funded by the Foreign, Commonwealth & Development Office (FCDO), United Nations, US Agency for International Development (USAID), Canadian International Development Agency, Department of Foreign Affairs and Trade, European Union, and European Civil Protection and Humanitarian Aid Operations.

Dr. Isabel Ana Nhatave has over 20 years of experience implementing STI/HIV/AIDS; family planning; maternal, newborn, and child health; and cervical cancer programs with a focus on health system strengthening. Dr. Nhatave has worked with national, provincial, and district-level governments and with local health facilities to build health system capacity, including health service management, human resources for health, supply chain management, and quality improvement processes. She has successfully advocated for the establishment of technical working groups and quality improvement and management committees and directorates across health areas within the Mozambique Ministry of Health.

Clifford Lubitz is the Chief of Party for the Abt-led USAID-funded health and nutrition activity in Tajikistan, Healthy Mother, Healthy Baby (HMHB). He has 20 years of experience leading efficient and impact-oriented cross-sector programs and initiatives. Lubitz’s expertise includes managing complex health, nutrition, and education programs in collaboration with host governments and the donor community in more than 30 countries.

Mariandrea Chamorro has 20 years of experience managing international development programs. She has provided oversight for the high-quality and compliant execution of large flagship USAID programs while contributing to business development. Chamorro’s areas of expertise include prevention of vector-borne diseases, infectious diseases, maternal and child health, and health systems strengthening. Her clients have included the U.S. Agency for International Development (USAID), the Australian Department of Foreign Affairs and Trade (DFAT), and the UK’s Foreign Commonwealth & Development Office (FCDO). 

Jennifer Cissé leads Abt’s Climate Adaptation and Resilience practice, including strategy development, business development, project execution, and thought leadership across its public and private sector client portfolio, both in the U.S. and internationally. She uses her more than 15 years of experience as a risk and resilience expert to serve as the climate adaptation technical lead for public and private sector clients.

Ellen Bomasang is a global development professional whose focus has been clean energy, climate, and inclusive growth across emerging economies in Asia, Africa, Eastern Europe, Latin America, and the Middle East. Bomasang’s more than 25 years of experience have earned her recognition as a thought leader in clean energy and gender equality and social inclusion (GESI). She has led GESI-related interventions around the themes of women’s and girls’ leadership, male allyship, women’s economic empowerment, GBV prevention and response in energy/infrastructure projects, and building diverse, respectful workplaces.

John Heermans is a climate change expert with 12 years of experience in strengthening and accelerating mitigation and adaptation action to reduce climate impacts. He has worked with national and sub-national governments, bilateral and multilateral development organizations, national and international climate funds, and the private sector to set, implement, and achieve ambitious climate commitments. He has extensive experience with UN Framework Convention on Climate Change Frameworks, including the Nationally Determined Contributions (NDCs) to the Paris Agreement, Sustainable Development Goals and National Adaptation Plans (NAPs) through climate change policy, planning and financing and mainstreaming climate action to national development plans, public budgeting processes and international support programs.