ERS | monograph Guest Editors Aurelie Fabre Aurelie Fabre is a Consultant Histopathologist and Full Clinical Professor at St Vincent’s University Hospital (Dublin, Ireland) and the School of Medicine at University College Dublin (UCD) (Dublin), with a special interest in thoracic pathology (lung and cardiac). She provides national expertise on interstitial and cystic lung diseases, participating in various multidisciplinary meetings. She is an active member of the UCD lung research group, supervises research projects and collaborates with national and international groups on lung fibrosis and COVID-19 research. Aurelie was Chair of the European Respiratory Society (ERS) Group for Molecular Pathology and Functional Genomics (2018–2021). She is a member of various ERS task forces: genetics in pulmonary fibrosis the ERS/European Society for Thoracic Surgeons (ESTS)/European Society for Radiotherapy and Oncology (ESTRO)/European Society of Radiology (ESR)/ European Society of Thoracic Imaging (ESTI) statement on management of incidental findings from low-dose CT screening for lung cancer the ERS/European Alliance of Associations for Rheumatology (EULAR) guidelines on connective tissue disease-associated interstitial lung disease (ILD) and the ERS task force on optimising experimental research in respiratory diseases. She is also a member of the Irish Thoracic Society (ITS) lung fibrosis ILD/idiopathic pulmonary fibrosis subgroup. John R. Hurst John R. Hurst is Professor of Respiratory Medicine at University College London (London, UK), where he has worked since 2007. He has a particular research and clinical interest in COPD but, like most respiratory healthcare professionals, he found himself facing the clinical challenge of acute and later post-COVID-19 as waves of the pandemic unfolded from the first quarter of 2020. He is Chief Editor of the ERS Monograph. Copyright ©ERS 2021. Print ISBN: 978-1-84984-148-1. Online ISBN: 978-1-84984-149-8. Print ISSN: 2312-508X. Online ISSN: 2312-5098. https://doi.org/10.1183/2312508X.10016621 vii