Itumeleng Komanyane

With over a decade of experience in community and civil society engagement across Africa, Tumie brings a wealth of expertise in Sexual and Reproductive Health and Rights (SRHR), HIV, gender equality, and engaging men and boys in gender justice. Tumie is currently pursuing a doctoral degree in development studies at the University of Witwatersrand in Johannesburg. She holds a Master of International Development from the University of Western Australia and a degree in Social Science from the University of Botswana.

Before joining Unitaid, Tumie worked with Frontline AIDS in Johannesburg, leading HIV and SRHR programs for adolescents and young people across Africa. She also previously worked with Sonke Gender Justice in South Africa, where she managed the MenEngage Africa Chapter focused on gender justice, human rights, and SRHR in 21 African countries.

Originally from Lesotho and raised in Botswana, Tumie brings her passion and dedication to advancing health, gender justice, and human rights through movement building, community mobilization, strategic management, and capacity development.

Kyle Wilkinson

Kyle joined the Unitaid communications team in 2023. He spent the previous five years working as a communications officer for the UN World Food Program in Washington DC and Geneva with a field assignment in Moldova. Kyle has also worked in communications and project management in Lao PDR, Myanmar and South Africa. He is from Buffalo, New York and holds a Master in International Relations from the Maxwell School of Citizenship and Public Affairs at Syracuse University and a Bachelor of Science from the State University of New York College of Environmental Science and Forestry.

Kerstin Kolbe

Kerstin builds and strengthens partnerships by focusing on political mobilization towards rights-based development: Her expertise in stakeholder relations, advocacy and new public management is based on 20+ years of working for multilaterals, NGOS, business and government in HIV/AIDS, TB, malaria, vaccines, gender equality, emergency response and climate.

Most recently at WHO Headquarter, she coordinated the assessment of the WHO investment round. Before that, she mobilized in 7 years USD 2.8 billion for Gavi, The Vaccine Alliance, led a multinational team in a climate- and health-prevention project in Western Kenya and supported a South African start-up health NGO. German by nationality, she holds three Masters degrees (among them one in Public Policy, focusing on Political Economy, United Nations Reform and Global Health).

Mami Yoshimura

Mami is from Japan and holds Bachelors’ and Post Graduate degrees  in Geography.

Before joining Unitaid, she served as a Programme Specialist in the United Nations Development Programme (UNDP) in Syria and was responsible for resource mobilization, partnership development, donor relations, communications, and advocacy for UNDP Syria. Before that, she worked with UNDP’s HIV and Health Team in New York where she was actively involved in strengthening institutional relationships with the Government of Japan and the GHIT Fund.

Beatriz Nascimento Lins De Oliveira

Beatriz is from Brazil and holds Post Graduation in International Relations, a master’s degree in public health and pursuing PhD in Social Science.
Beatriz has been working in the global health field for more than 10 years. Before joining Unitaid, she served as an International Advisor at the Oswaldo Cruz Foundation (Fiocruz), International Relations Officer at the South American Institute of Government in Health (ISAGS-UNASUR), and as an International Consultant at Pan American Health Organization (PAHO).

Matthew Lindley 

Matthew is a British national. He holds a Post-Graduate Diploma in Marketing and a Business Administration Degree. ​

He specializes in mobilizing resources from donor governments and major foundations to advance health, human rights, and justice. Matthew joins Unitaid after having held strategic positions at the International Development Law Organization, Italy and the International Planned Parenthood Federation, UK.​​

Maggie Zander

Izumi Aoki

Izumi joined Unitaid in 2022 as team assistant of External Relations and Communications Team. She supports the director and team colleagues with administrative and operational tasks. Izumi has professional experiences in clinical psychology and in journalism, among others. She is fluent in English, French and Japanese.
Before joining Unitaid, she served at the WHO Health Emergency Programme and worked on the coordination and monitoring of the WHO collaborating centres.