About the Authors

Pieter W. Smit

Affiliation Department of Clinical Research, London School of Hygiene and Tropical Medicine, London, United Kingdom

Kimberly A. Sollis

Affiliation Department of Clinical Research, London School of Hygiene and Tropical Medicine, London, United Kingdom

Susan Fiscus

Affiliation Department of Microbiology and Immunology, University of North Carolina, Chapel Hill, North Carolina, United States of America

Nathan Ford

Affiliation Department of HIV/AIDS, World Health Organization, Geneva, Switzerland

Marco Vitoria

Affiliation Department of HIV/AIDS, World Health Organization, Geneva, Switzerland

Shaffiq Essajee

Affiliation HIV, Medicine and Science, Clinton Health Access Initiative, New York, New York, United States of America

David Barnett

Affiliation Department of Haematology, UK NEQAS for Leucocyte Immunophenotyping, Sheffield, United Kingdom

Ben Cheng

Affiliation Department of Technology and Innovation, Pangaea Global AIDS Foundation, San Fransisco, California, United States of America

Suzanne M. Crowe

Affiliation Centre for Biomedical Research, Burnet Institute, Melbourne, Australia

Thomas Denny

Affiliation Department of Medicine, Duke Human Vaccine Institute and Center for HIV/AIDS Vaccine Immunology, Durham, North Carolina, United States of America

Alan Landay

Affiliation Department of Immunology- Microbiology, Rush University Medical Center, Chicago, Illinois, United States of America

Wendy Stevens

Affiliation Department of Molecular Medicine and Haematology, University of the Witwatersrand, Johannesburg, South Africa

Vincent Habiyambere

Affiliation Department of HIV/AIDS, World Health Organization, Geneva, Switzerland

Joseph H. Perriens

Affiliation Department of HIV/AIDS, World Health Organization, Geneva, Switzerland

Rosanna W. Peeling

rosanna.peeling@lshtm.ac.uk

Affiliation Department of Clinical Research, London School of Hygiene & Tropical Medicine, London, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RWP PS KAS MV SE SF. Performed the experiments: PS KAS. Analyzed the data: PS KAS RWP SF NF MV. Wrote the paper: PS KAS RWP SF NF MV SE DB BC SMC TD AL WS VH JP.