A clinical epidemiologist working on TB and HIV, predominantly in Southern Africa, Rachel worked for three years in Malawi during her Wellcome-funded clinical PhD, on the CASTLE trial of Chest X-ray with AI and urine LAM testing for TB diagnostics. She has worked on TB and HIV epidemiology and public health at all of community, primary care and hospital levels, co-led a second randomised trial on starting ART in people with TB symptoms and contributed to developing guidelines for WHO. Currently, she is engaged on projects related to advanced HIV disease and reducing AIDS deaths, always with the aim of highlighting equity and justice. She is also a NHS infectious disease registrar doctor.

Ali is an early-career clinician and scientist who combines clinical expertise and research acumen having recently completed his PhD on TB diagnostics by publication at the University of Cape Town. He is dedicated to advancing the understanding TB diagnostics and therapeutic interventions for tuberculosis in patients with HIV co-infection. He leads several clinical trials regarding tuberculosis throughout sub-Saharan Africa. Ali is also intricately involved in undergraduate and postgraduate training at UCT.