Eskild Petersen is an infectious disease specialist working in public health at Statens Serum Institut and clinical infectious diseases, Aarhus University Hospital. He was for five years chair of the European Society for Clinical Microbiology and Infectious Diseases emerging infectious diseases task force. He served for twenty two years as moderator for ProMED and ten years as Editor-in-Chief of the International Journal of Infectious Diseases. He is part of the PandemiX Center, Roskilde University. Lin H. Chen directs the Mount Auburn Hospital Travel Medicine Center, is Associate Professor of Medicine at Harvard Medical School and Past President of International Society of Travel Medicine. She served on CDC Advisory Committee on Immunization Practices Working Groups, is site director for the GeoSentinel Surveillance and Research Network and the Global Travel Epidemiology Network. Her clinical research focuses on travelers’ health, including vector-borne diseases, immunizations, emerging infections, and cross-border healthcare. Patricia Schlagenhauf is Professor at the University of Zürich, Head of the WHO Collaborating Centre for Travellers’ Health and Scientific Group Leader. Her research focuses on travellers’ malaria, emerging vector-borne infections and infectious disease epidemiology. Active in surveillance of travel related illness, she is the Director of the European network EuroTravNet since 2022 and the Zürich GeoSentinel Site Director since 1998. She is Editor-in-Chief of New Microbes New Infections.