Hans Hellmuth Hirsch, MD, MSc, Professor, FMH Infectious Diseases, FMH Internal Medicine, FAMH Medical Microbiology, University of Basel, Switzerland. Hans H. Hirsch studied medicine in Freiburg (Germany) and biochemistry at Oregon State University (OR, USA). Currently, Dr. Hirsch is director of the Division of Infection Diagnostics and the research group Transplantation & Clinical Virology, with a senior clinical appointment as consultant in infectious diseases at the University Hospital in Basel Dr. Hirsch contributed to relevant international guidelines in transplantation such as AST IDCOP, KDIGO, CIBMT, and ECIL-4; ECIL-6.