I have been a Professor at Tel Aviv University (TAU) since 2007. Previously, I served in the Israel Defense Forces for many years and was the Director of the Infectious Diseases Research Institute in the Medical Corps. I served as the Head of TAU School of Public Health for 6 years, after serving 4 years as Chair of the Department of Epidemiology and Preventive Medicine. I am currently the Diana & Stanley Steyer Chair of Cancer Prevention and Control. I founded the Tiberio Swartz Forum on Epidemiology of Infectious Diseases and Biosecurity, a very active national and international stage for scientific communications and discussions in the field of infectious diseases and vaccines. Also, I am the co-founder and co-director of the Summer International Institute of Advanced Epidemiology and Preventive Medicine at TAU School of Public Health. I also serve as an executive board member and the current Chairperson of the Middle East Consortium for Infectious Diseases Surveillance (MECIDS) and act on various national and international advisory boards in the field of infectious diseases and vaccines. I have been a consultant for the WHO on several occasions. In November 2020, I was appointed to the COVID-19 solidarity vaccines trial candidate vaccine prioritization WHO working group. I have supervised many graduate and post-graduate students, received several awards for my outstanding contribution to research, and am the author of more than 280 peer-reviewed articles.