David’s research interests include antimicrobial resistance and surveillance of STI pathogens, bacterial causes of urethral discharge and genital ulcer syndromes as well as STI care in resource-poor settings.
He is the Immediate Past President of the International Union against STIs. David is a Joint Editor of Sexual Health and, for over a decade, served as Deputy Editor for Sexually Transmitted Infections. David frequently assists the World Health Organization in matters related to STI treatment guidelines and strategic initiatives, point-of-care diagnostics and the Gonococcal Antimicrobial Susceptibility Programme (GASP).
He also provides technical support to the Global Antibiotic Research & Development Partnership (GARDP) with the strategic objective of bringing new antimicrobial agents for gonorrhoea into clinical practice.