Clinical Director, Transplant and Immunocompromised Host Infectious Diseases
Infectious Diseases Division, Mass General Brigham;
Endowed Cancer Chair IV
Massachusetts General Hospital; Associate Professor, Harvard Medical School

Camille Nelson Kotton, MD, FIDSA, FAST is the clinical director of the Transplant and Immunocompromised Host Infectious Diseases Program in the Infectious Diseases Division at Massachusetts General Hospital, and associate professor of medicine at Harvard Medical School in Boston, MA. Dr Kotton’s interests include cytomegalovirus, vaccines, donor-derived infections, zoonoses, and travel and tropical medicine in the transplant setting. She was a member of the CDC Advisory Committee on Immunization Practices (ACIP) 2020-2024 and was involved in national decisions regarding COVID-19 and other vaccines. Dr Kotton has served as the chair of The Infectious Disease Community of Practice of The American Society of Transplantation. She has also served as the president of The Transplant Infectious Disease Section of The Transplantation Society. Highlights of her work include the development of 4 versions of the international guidelines on CMV management after solid organ transplant and updated international guidelines on BK management, all published in Transplantation. She is the first transplant infectious disease specialist to be on the executive committee of The Transplantation Society.

Professor of Medicine, University of Toronto
Transplant Infectious Diseases Toronto, Canada

Atul Humar, MD, MSc, FRCPC is a Professor in the Department of Medicine, University of Toronto. Dr. Humar received his medical degree from the University of Ottawa. He completed his residency and did further training in Transplant Infectious Diseases in Toronto and Boston. Dr. Humar’s research interests are in Transplant Infections, with a focus on the prevention and treatment of Cytomegalovirus, along with other opportunistic viruses, as well as the immunologic and virologic determinants of infection. Dr. Humar has over 300 publications in these areas. His work was integral to the development of internationally used guidelines related to the management of CMV post-transplant. Dr. Humar recently completed his terms as the Director of the Ajmera Transplant Centre at the University Health Network, and as the Director of the University of Toronto Transplant Institute. He is also the Past-President of the Canadian Society of Transplantation. Dr. Humar is a counselor for the Transplantation Society (TTS) Board.

Research Group Leader, Departement Biomedizin
University of Basel

Hans H. Hirsch holds the MD degree of the Albert-Ludwigs-University in Freiburg (Germany) and the MSc degree (biochemistry) of the Oregon State University (OR, USA). After 2 years as postgraduate fellow in molecular and cancer biology, he specialized in medical microbiology, internal medicine, and infectious diseases at the University of Basel and the University Hospital Basel (Switzerland). In 2004, the University of Basel appointed him as Professor of the Medical Faculty. Dr Hirsch has (co-)authored more than 200 peer-reviewed papers and contributed to guidelines in virology, infectious diseases, and transplantation. Dr. Hirsch is a Fellow of European Society Clinical Microbiology & Infectious Diseases (ESCMID), a Fellow of the American Society of Transplantation (FAST), long-time member of The Transplantation Society (TTS), the TTS-TID section, the American Transplantation Society (AST) and Infectious Disease Community of Practice (IDCOP), the Swiss Society of Transplantation (STS), the Swiss Society Infectious Diseases (SSID), the Swiss Transplant Cohort Study (STCS), the Swiss HIV Cohort Study (SHCS), and the International Immunocompromised Host Society (ICHS; past president 2022), and the European Society of Clinical Virology (ESCV). Dr Hirsch was awarded the ESCV Gardner Lecture Award 2024.