Health Systems Meet our Team Tamara Kredo Unit Director Sylvia Louw Chief Officer Catherine Mathews Chief Specialist Scientist Tanya Doherty Chief Specialist Scientist Arvin Bhana Chief Specialist Scientist Simon Lewin Chief Specialist Scientist Emmanuelle Daviaud Senior Specialist Scientist Geetesh Solanki Senior Specialist Scientist Natalie Leon Specialist Scientist Yanga Zembe Specialist Scientist Wanga Zembe Specialist Scientist Kim Jonas Specialist Scientist Zoe Duby Specialist Scientist Darshini Govindasamy Specialist Scientist Tracy McClinton Appollis Senior Scientist Lieve Vanleeuw Senior Scientist Donela Besada Senior Scientist Hlengiwe Moloi Senior Scientist Andiswa Kedama Health counsellor Nolundi Shumane Assessor Sekgameetse Ngcobo Assessor: Yomolela project Zamangwanya Mfubu Health counsellor Ntombifikile Mbatha Senior Officer Lucille Heyns Senior Officer