Toby Maher is Professor of Medicine and Director of Interstitial Lung Disease at Keck School of Medicine, University of Southern California, Los Angeles.

Dr Maher has spent over 20 years specialising in the management of interstitial lung disease. Since June 2020 he has been Director of ILD at Keck Medicine of University of Southern California. He previously ran the ILD unit at Royal Brompton Hospital, London and was a Professor of ILD at Imperial College, London. His research interests include; biomarker discovery, cellular senescence in the pathogenesis of IPF and clinical trials. He has been involved in >100 trials in fibrotic lung disease from phase 1b through to phase 4 and including those assessing IPF, sarcoidosis, scleroderma, rheumatoid arthritis and inflammatory myositis. He is an associate editor for American Journal of Respiratory and Critical Care Medicine. He has authored over 400 papers on pulmonary fibrosis.