HST has established a solid reputation of good governance and sound financial management and has consistently secured funding to support the work of the organisation. 


An independent Board of Trustees guides and provides oversight of HST. Board members collectively comprise a diverse group of individuals with professional standing and expertise in health systems development in and beyond South Africa.


Board of Trustees

Dr Flavia Senkubuge The Chairperson, Dr Flavia Senkubuge is a medical doctor specialising in public health medicine. She is the Vice-President of the African Federation of Public Health Association (AFPHA) and senior lecturer of Health Policy and Management at the School of Health Systems and Public Health (SHSPH), University of Pretoria. Her Interests lie in global health diplomacy, health policy and management, leadership, tobacco control and the social determinants of health.

These Trustees are supported by the following Board members:  

Dr Unati Mahlati is a qualified and experienced public health specialist and medical practitioner. She holds a MBChB (University of Natal); MMed Public Health (University of Cape Town), and FCPHM (SA Colleges of Medicine).  Dr Mahlati has a track record of demonstrated accomplishments in the development and implementation of health policies and programmes within a diverse range of organisations in the public and private healthcare sectors in South Africa. She has worked as a clinician, technical advisor and manager in public health programmes, notably the HIV, AIDS, STI and TB programme in the Western Cape Department of Health. She has spent the last eight years in senior management and leadership roles in corporate organisations in the managed health care environment. She is passionate about social justice and health systems reform.

Miss Mandisa Hela is a pharmacist with a Master’s degree in Public Health from the University of Hawaii and a Postgraduate Diploma in Health Management from the University of Cape Town. Having retired as Registrar of the Medicines Control Council, she offers extensive experience in pharmaceutical policy at provincial and national levels, and in medicines regulation. She is currently a member of the Medicines Control Council.

 Ms Francisca Teressa Duduzile Nzama

Ms Francisca Teressa Duduzile Nzama(commonly known as Zethu), holds a BA in Law from the University of Cape Town and an LLB from the former University of Natal, and has gained 13 years’ experience as an admitted attorney. She is Executive Director of FZ Nzama Attorneys.


Dr Dumani Kula has an MBChB and a Master’s degree in Business Administration, and offers 17 years of professional experience spanning the public and private sectors, local and international enterprises, as well as clinical and executive management roles. Currently serving as Deputy CEO at Clinix Health Group, Dr Kula was formerly the senior executive overseeing health expenditure at Discovery Health. Leading a team of doctors, pharmacists, nurses, actuaries, statisticians and other allied health professionals, he was responsible for provider contracting, the managed care strategy, clinical policy and health economics, risk intelligence, and business intelligence. Dr Kula serves on the boards of the Witkoppen Health and Welfare Centre, Montrose Primary School, and Kingdom Development Initiative, and is an author and motivational speaker.

Dr David Sanders, Emeritus Professor and founding Director of the School of Public Health at the University of the Western Cape, South Africa, is a paediatrician also qualified in Public Health. He has over 35 years’ experience of health policy and programme development, research and teaching in Zimbabwe and South Africa, having advised governments and UN agencies and published extensively on primary health care (PHC), child health and nutrition, and health human resources, including three books on global health and PHC. In 2004/5 he was appointed Heath Clark lecturer at the London School of Hygiene and Tropical Medicine; is an Honorary Professor in Paediatrics and Child Health, University of Cape Town and in the School of Medicine, Flinders University, Australia; and Visiting Professor at the Centre for International Health at the University of Bergen, Norway.  In 2012 he received an Honorary Doctorate from the University of Cape Town for his contribution to the global policy of Primary Health Care, received the Nutrition Society of South Africa Award in 2002, and in 2014 the Public Health Innovation and Lifetime Achievement (PHILA) Award of the Public Health Association of South Africa. He was on the UN Standing Committee on Nutrition, and the Knowledge Network on Globalisation of the WHO Commission on Social Determinants of Health. He is Co-Chair of the Global Steering Council of Peoples Health Movement. He is a founding Board Member of Tekano, Health Equity South Africa.

 Mr Aziz Kader

Second Deputy Chairperson, Mr Aziz Kader brings deep experience in strategy, marketing, operations management and risk management in a number of industries and institutions in locations across Southern Africa. He has worked as senior management in insurance and actuarial consulting, and served as a non-executive director with Glenrand MIB Employee Benefits Company. He has managed a consulting firm operating widely in the South African market and served many international clients. He has a Bachelor’s degree in Biochemistry and Chemistry from the University of Cape Town, and an MBA from the University of Cape Town's Graduate School of Business.

 Prof. Esther Kibuuka-Sebitosi

Deputy Chairperson, Prof. Esther Kibuuka-Sebitosi holds a PhD, an MBA (Open University UK/UNISA), an MSc, and a BSc (Hons) and is based at the University of South Africa's Institute for African Renaissance Studies where she is responsible for lecturing Master’s and PhD students. Her focus areas include public health, gender and HIV and AIDS, sustainable development, food security and indigenous knowledge systems. Prof. Kubuuka-Sebitosi’s active involvement in projects globally and in Kenya, Ethiopia and South Africa, as well as her previous work in Uganda, together with her training and experience in formal education, are highly valuable for HST’s expansion into accredited training activities and southern African regional involvement.

 Thulani Masilela

Mr Thulani Masilela is an Outcome Facilitator in the Presidency in the Republic of South Africa, responsible for facilitating Outcome 2: A Long and Healthy Life for all South Africans. As a qualified clinical psychologist, Mr Masilela has previously worked in the South African National Department of Health and in the non-governmental sector focusing on the health sector. His previous roles have included developing community-based mental health programmes; supporting the development of the District Health System; providing national leadership in planning and policy development, as well as strengthening health information management, monitoring and evaluation and health systems research.

 Wendy Matthews

Ms Wendy Matthews is a financial management consultant. She has a BA in Sociology from the University of the Witwatersrand and a B.Compt Hons from UNISA. She has over 25 years’ experience in financial management in the development sector. Since completing her articles in 1992, she has held the positions of Audit Manager for Douglas & Velcich, Financial Manager for the Urban Sector Network, and Chief Financial Officer for Mvula Trust.



Ms Edith Skweyiya

Ms Edith Skweyiya retired as Deputy City Manager of eThekwini Municipality after serving for seven years as a Deputy Director-General in KwaZulu-Natal’s Department of Health. Ms Skweyiya’s wide-ranging experience include hands-on health care, community involvement in HIV and AIDS and poverty alleviation initiatives, and her current contribution entails serving the country’s aged. She was a member of the University of KwaZulu-Natal’s Senate, a founder member of the Democratic Nurses Organisation of South Africa (DENOSA), and Chairperson (nationally and provincially) of the Progressive Primary Health Care Network.

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