David Denning is Professor of Infectious Diseases and Global Health at The University of Manchester having practiced as an infectious diseases clinician, with a special interest in fungal disease, for 40 years. He founded and then served as Chief Executive of Global Action For Fungal Infections (GAFFI) (2013-2023). GAFFI (www.GAFFI.org) advocates for universal access to fungal diagnostics and antifungal therapies. David managed the UK’s National Aspergillosis Centre, Manchester from 2009-2020. He has published extensively (>750 academic papers) and has a citation H-index of 135. He has been the managing editor of the Aspergillus Website since 1998 (www.Aspergillus.org.uk). He leads LIFE (Leading International Fungal Education (http://fungaleducation.org/), which is focused on improving patient outcomes through online education. He has contributed to multiple guidelines for the diagnosis and treatment of serious fungal diseases.