ERS | monograph Guest Editors Felix J.F. Herth Felix J.F. Herth graduated at the University of Freiburg (Freiburg, Germany) and was trained at Klinikum Karlsruhe (Karlsruhe, Germany) and at the Beth Israel Deaconess Medical Center (Harvard Medical School, Boston, MA, USA). Felix Herth is Professor of Pneumology at the University of Heidelberg (Heidelberg, Germany). His department (Pulmonary and Respiratory Critical Care Medicine) focuses on: the diagnosis and therapy of respiratory tract diseases (such as lung emphysema, cystic fibrosis, fibrosing alveolitis and pulmonary hypertension) noninvasive ventilatory support for patients with respiratory deficiency or failure and sleep-related respiratory disorders. His team provides outstanding expertise in all fields of bronchoscopy, and takes a lead position in the development of devices for diagnostic and therapeutic purposes. Felix Herth’s research interest are lung cancer, ILDs and interventional bronchoscopy. He is a European Health Leader (Insead Business School) and works closely with the European Health commission. Pallav L. Shah Pallav L. Shah is currently Professor of Medicine at Imperial College London (London, UK). He is a Senior Consultant Physician at the Royal Brompton Hospital (London, UK), and the Chelsea and Westminster Hospital (London, UK). He qualified in Medicine at Guy’s Hospital Medical School (London, UK) and trained in pulmonology at the Royal Brompton Hospital. Pallav Shah is active in both the research and development of new treatments. He has had over 200 papers published and has contributed to several books, including as sectional editor of the Thoracic section of Gray’s Anatomy (39th & 40th editions) and as sectional editor for the Respiratory section of the Oxford Textbook of Medicine (6th edition). He is also the author of the Copyright ©ERS 2017. Print ISBN: 978-1-84984-091-0. Online ISBN: 978-1-84984-092-7. Print ISSN: 2312-508X. Online ISSN: 2312-5098. x https://doi.org/10.1183/2312508X.10018017