Scientific advisors


We have assembled leading scientific advisory boards in our two therapy areas:

Gastrointestinal

David Alpers

David is William B. Kountz Professor of Medicine and Geriatrics at Washington University School of Medicine in St Louis. He has extensive experience in drug development and drug safety, working with companies including GlaxoSmithKline, Takeda North America, Pfizer Pharmaceuticals and Otsuka North America.  

He is a graduate of Harvard College and Harvard Medical School, and received his initial medical training at the Massachusetts General Hospital, a Harvard teaching hospital. 

David is the author of 220 peer-reviewed scientific/clinical papers and has served on editorial boards of many leading journals in the field.



Geert D’Haens

Geert is Professor of gastroenterology at the Academic Medical Center at the University of Amsterdam where he leads a group of more than 35 IBD researchers.

He is a graduate of the University of Leuven, Belgium and trained in gastroenterology, gastrointestinal endoscopy and inflammatory bowel diseases at the University Hospitals in Leuven and at the University of Chicago Hospitals.

He has authored more than 250 peer reviewed articles so far and participates in many drug development programs for IBD.



Peter Irving

Peter is Lead for IBD at Guy’s and St Thomas’ Hospitals and an Honorary Senior Lecturer at King’s College London.

He studied medicine at Cambridge University and The London Hospital before training in gastroenterology. He has published over 60 articles and book chapters, as well as three books on IBD and is on the editorial boards of a number of prestigious journals in the field.



Tom MacDonald

Tom is Professor of Immunology and Dean for Research at Barts and the London School of Medicine and Dentistry, Queen Mary, University of London.

Previously he was head of the Division of Infection, Inflammation and Repair at Southampton medical school, appointed a Wellcome Trust Reader at Bart's, awarded a personal chair at the University of London, and was an Associate Professor at Jefferson Medical College in Philadelphia. He has been awarded an FRCPath and FMedSci and gained a PhD in immunology from Glasgow University. Tom has over 400 publications and has received the President's Medal from the British Society of Gastroenterology.



Julian Panes

Julian is chief of Department Gastroenterology at Hospital Clínic in Barcelona and has been the Director of the Inflammatory Bowel Disease Unit there since 1996.

Julian is also an assistant professor of Medicine of the University of Barcelona, where he also qualified as a MD. Julian has over 270 publications in international peer-reviewed journals and is on the editorial boards of various leading journals in the field.



Bruce Sands

Bruce is Chief of the Dr Henry D. Janowitz Division of Gastroenterology and the Dr. Burrill B. Crohn Professor of Medicine at Icahn School of Medicine at Mount Sinai in New York.

Previously Bruce was the Acting Chief of the Gastrointestinal Unit at Massachusetts General Hospital in Boston, as well as Associate Professor of Medicine at Harvard Medical School. He was awarded his MD at Boston University and received a Master of Science in Epidemiology at the Harvard School of Public Health. Bruce is the Associate Editor for clinical IBD content of the field's leading journal, Gastroenterology.



Simon Travis

Simon is the Professor of Clinical Gastroenterology at the University of Oxford and a former President of the European Crohn’s and Colitis Organisation (ECCO, 2012-2014). He is a Fellow of Linacre College and Consultant Gastroenterologist at Oxford University Hospitals NHS Trust.

He gained his MD degree at St Thomas’ Hospital London and trained in Gastroenterology both in London and in Oxford, where he gained his PhD. He is the author of 6 books, 30 chapters, over 200 papers and many international guidelines.

Inflammatory eye diseases

Pasquale Aragona

Pasquale is Full Professor of Ophthalmology at the Department of Biomedical Sciences and Head of the Sicilian Regional Excellence Centre for Ocular Surface Diseases at the University of Messina, Italy.

He gained his MD degree and also his specialisation in Ophthalmology and in Clinical Pharmacology at the University of Messina. He obtained his Doctorate Diploma in Ophthalmology and Surgical Correction of the Refractive Errors at the University of Padua, Italy. Pasquale is the author of 200 scientific papers and sits on editorial boards for several leading journals in the ophthalmology field.



John Dart

John is a Consultant Ophthalmologist at Moorfields Eye Hospital and an Honorary Professor of UCL, at the Institute of Ophthalmology.

His gained degrees in Zoology at Oxford University, Medical Sciences at Cambridge University and Clinical Medicine at Oxford, where he also gained his PhD. He trained in Ophthalmology at the Oxford Eye Hospital and at Moorfields, followed by Fellowships at the Baylor College of Medicine, Houston and Flinders University Medical Centre, Adelaide. His research has resulted in over 200 peer reviewed publications and he has authored more than 20 chapters and a book.



James Rosenbaum

James holds the Richard Chenoweth Chair as Chief of Ophthalmology at Legacy Devers Eye Institute in Portland, Oregon. He also holds the Edward E. Rosenbaum Chair in Inflammation Research at Oregon Health & Sciences University where he is Head of the Division of Arthritis and Rheumatic Diseases.

He gained degrees from Harvard College and Yale Medical School with honours. He did an internship and residency in internal medicine at Stanford Medical Center where he was also a fellow of the Arthritis Foundation. James has published nearly 500 papers or book chapters, mostly related to eye inflammation and has received numerous honours and awards.



Manfred Zierhut

Manfred is the Associate Professor of Ophthalmology and University Eye Hospital, Tübingen in Germany.

He completed his residency at the Universities of Hannover and Tübingen and a fellowship at Massachusetts Eye and Ear Infirmary at Harvard Medical School. He has authored 105 publications in journals, 62 chapters in books and 190 posters/ proceedings of meetings and abstracts. He is also an editor of leading journals and numerous books in the ophthalmology field.