Senior Management

Raphaël M. Zellweger, Ph.D., MPH

Raphaël Zellweger, Ph.D., is a Senior Research Scientist in the Epidemiology, Public Health and Impact unit. He leads the department of Immunoepidemiology, where he oversees projects at the interface of immunology and epidemiology. With activities ranging from pre-clinical development to disease surveillance and vaccine roll-out, and spanning bacteria, parasites and viruses, special emphasis is put on selecting and implementing appropriate laboratory assays, generating population-level data, and translating results into actionable recommendations.

Prior to joining IVI, Raphaël has worked extensively in pre-clinical vaccine development, vaccine immunology, infectious disease epidemiology and antimicrobial resistance in international and academic settings (Switzerland, USA, New Caledonia, China, Vietnam, Singapore). He has a special interest in data analysis and visualization. Pathogens of predilection include dengue (and other flaviviruses), chikungunya, Salmonella, and schistosomiasis. He has held a faculty position at Duke-NUS Medical School (Singapore) and is currently adjunct faculty at Yonsei University (Seoul, Republic of Korea).

Raphaël received a Ph.D. in Immunology from ETH-Zürich (Switzerland) and performed his post-doctoral research on dengue virus at the La Jolla Institute near San Diego (California, USA). Subsequently, he undertook training in epidemiology and public health (MPH) at the London School of Hygiene and Tropical Medicine (UK), from which he also holds a postgraduate diploma in infectious diseases.