Faculty

Prof Jeffrey V Lazarus (PhD, MIH, MA) is the head of the Public Health Liver Group at ISGlobal and Associate Professor at the University of Barcelona as well as a full professor at the CUNY Graduate School of Public Health and Health Policy. He earlier served as Professor at the LUHS Medical Academy, Lithuania, and as Affiliated Professor at CHIP, the WHO Collaborating Centre on HIV and Viral Hepatitis at Rigshospitalet (the University of Copenhagen, Denmark), and at the Public Health Institute, Dept of Medicine, University of Porto, Portugal.

His decade-long career as a health systems, HIV and viral hepatitis expert at WHO’s Regional Office for Europe was followed by three years at the Global Fund to Fight AIDS, Tuberculosis and Malaria. He is the past Vice-Chair of the EASL International Liver Foundation, Board Chair of AFEW International, founding Chair of the Healthy Livers, Healthy Lives coalition and he was the first director of Health Systems Global. He currently serves as the director of the Global Think-tank on Steatotic Liver Disease and of MASH Cities.

He is the author of more than 500 publications, and is principal investigator of multiple global consensus statements as well as MASLD/MASH Best Buys, MASH investment framework, Doubling the Diagnosed, the Global MASLD/MASH Policy Index, VH-COMSAVAC, the People-First Liver Charter and chair of the Lancet Europe series on ending the chronic liver disease public health threat. He has had continuous competitive funding for over a decade including as a work package leader of LiverAIM. In 2017, he joined the Lancet GastroHep Commission on viral hepatitis and in 2018, became a working group chair of the EASL-Lancet European Liver Commission. He was the lead of the Nature #COVIDconsensus and a co-author of The Lancet COVID-19 Commission. He is on the editorial board of Liver International. In 2023 he received the American Liver Foundation Distinguished Scientific Achievement award and in 2024-25 was a Clarivate Highly Cited Researcher (Top 1%).

In 2025, Jeffrey Lazarus received the Eugene T. Davidson, MD, Public Service Award from the American Association of Clinical Endocrinology. This award recognises outstanding contributions in the areas of clinical excellence, education, research, public health and community engagement within the field of endocrinology.

Lines of research

• Public health liver policy
• Liver health epidemiology
• Models of care including trials and community implementation of scalable approaches to liver health
• Economic analyses  
• Person-centred care
• Health systems

Main publications

• Lazarus, JV, Mark, HE, Allen, AM, et al. A global research priority agenda to advance public health responses to fatty liver disease. J Hepatol. 2023. doi:10.1016/j.jhep.2023.04.035
• Lazarus, Jeffrey V.; Han, Hannah; Mark, Henry E.; on behalf of the GBD Fatty Liver Disease Sustainable Development Goal Collaborators. The global fatty liver disease Sustainable Development Goal country score for 195 countries and territories. Hepatology 78(3):p 911-928, September 2023. | DOI: 10.1097/HEP.0000000000000361
• Lazarus, JV, Romero D, Kopka CJ, et al. A multinational Delphi consensus to end the COVID-19 public health threat. Nature. 2022;611(7935):332-345. doi.org/10.1038/s41586-022-05398-2
• Lazarus JV, Mark HE, Villota-Rivas M, et al. The global NAFLD policy review and preparedness index: Are countries ready to address this silent public health challenge?. J Hepatol. 2022;76(4):771-780. doi:10.1016/j.jhep.2021.10.025