PSGBI Committee

Pancreatic Society of Great Britain and Ireland

The Pancreatic Society aims to promote education, training, research and development in understanding and managing pancreatic conditions. It endeavours to increase both professional and public awareness of the prevalence of pancreatic conditions and the facilities that are available for its management. The Society is involved in all aspects of pancreatic conditions and through the work of the Committee


Bill Greenhalf President William (Bill) Greenhalf is a Professor of Molecular Oncology in the Department of Molecular and Clinical Cancer Medicine at the University of Liverpool. He is the lead scientist of the European Registry of Hereditary Pancreatitis and Familial Pancreatic Cancer (EUROPAC), the Director of the Liverpool Good Clinical Practice Laboratory (GCPLab) facility and is the non-clinical lead for the Liverpool Experimental Cancer Medicines Centre (ECMC). Bill was awarded his PhD from the University of Manchester in 1990 and has since worked for the State University of São Paulo (UNESP) in Brazil, Ciba-Geigy and then Novartis in Basle Switzerland, before coming to Liverpool in 1997. He has served on the committees of both the PSGBI and the European Pancreatic Club and was elected to be the president of the PSGBI in 2019.


President Elect 

Bio to follow



Ashley Dennison Past President Ashley is Professor of Hepatobiliary and Pancreatic Surgery at the University of Leicester and a consultant HPB surgeon at the University Hospitals of Leicester NHS Trust. He graduated from Sheffield University in 1977 and was a Wellcome Research Fellow in Oxford from 1983-85. He subsequently consolidated his HPB training working in Switzerland, Paris and Germany and was appointed to his consultant post in Leicester in 1994 where he established a tertiary HPB unit. Ashley’s main research interests relate to the metabolism, anti-cancer and anti-inflammatory properties of intravenous lipid emulsions, the treatment of colorectal metastases and the early diagnosis and treatment of pancreatic cancer. He has over 380 peer reviewed publications, has co-authored a textbook on HPB surgery, and is a reviewer for a wide range of surgical journals and on the editorial board of HPB Surgery.


Dr Matthew Huggett Secretary is a Consultant Gastroenterologist and HPB Physician at St James’s University Hospital, Leeds. He has a major interest in pancreaticobiliary disease and performs advanced endoscopy including EUS and ERCP. His training involved experience at major centres in London including the Royal Free Hospital, King’s Liver Unit and St Mary’s Hospital; followed by a fellowship in HPB endoscopy at the Freeman Hospital in Newcastle. His ongoing clinical and research interests include interventional EUS/ERCP, pancreatic neoplasia, chronic pancreatitis, autoimmune pancreatitis and sphincter of oddi dysfunction. He was awarded a PhD from University College London in 2014 following his work into DNA replication in pancreatic cancer. He is involved in training UK and overseas doctors in advanced endoscopy. He was appointed Honorary Secretary of the Pancreatic Society of Great Britain and Ireland in 2017.

Keith Roberts (Treasurer) Completed training in liver and pancreas surgery at Birmingham and Leeds. Interests in pancreas and liver diseases. PhD in the role of iron in carcinogenesis. At QEHB I have developed a method to predict risk of pancreatic fistula following surgery.  




Lynne McCallum Clinical Nurse Specialist Lynne currently is the nurse specialist for the north of England for Pancreatic Cancer UK, prior to this appointment she was the HPB and NET CNS at the Christie in Manchester and has supported those affected with a pancreatic malignancy since she qualified at a nurse in 2003. Her interests lie in nutritional well-being in pancreatic cancer & in 2014 presented work she had undertaken in this field at ESMO. She has particular interest in raising the profile of the CNS whilst supporting & developing the role of the HPB CNS across the UK. She helped to set up the National Hpb Nurse Group which was founded in 2017 and was developed to offer a platform for the HPB CNS community to meet, have peer to peer support, share nurse research & practice innovation and provides professional development for this group of senior nurses.

Oonagh Griffin Dietician

Biog to follow




Professor Giuseppe Garcea is a consultant HPB surgeon at the University Hospitals of Leicester appointed in 2011. He is the clinical director for Cancer, Palliative Care, Haematology, Urology, Gastroenterology and GI surgery and holds an honorary chair with the University of Leicester in Cancer Studies



Manu Nayar Co opted EUS user group is a full time Consultant Gastroenterologist at the Freeman Hospital, Newcastle upon Tyne since 2008. His subspecialty area of interest is hepatobiliary and pancreatic medicine. This includes endoscopic management i.e. therapeutic ERCP and endoscopic ultrasound and also management of benign & malignant pancreaticobiliary diseases. He is well published in peer reviewed journals in this area. He has been the director of endoscopy and the training centre lead for Newcastle upon Tyne Hospital. He is the President of the UK & Ireland EUS society. He is a committee member of the pancreatic society of GB & Ireland, the BSG endoscopy section & the European EUS organisation. He organises an annual national course for ERCP and EUS for nurses and is the course director the JAG EUS basic skills course. He is a course director of various national meetings & is a faculty on multiple national live endoscopy events.  He is involved in national trials relating to pancreaticobiliary (PB) endoscopy and is well published in this field.