Find out more about the diagnostics advisory committee members by reading their biographies.

Dr Mark Kroese


Consultant in public health medicine, PHG Foundation

About Mark

Mark is a consultant in public health medicine and Director of the PHG Foundation, University of Cambridge. He graduated in medicine from the University of Edinburgh and trained in general practice. Mark worked as a district medical officer in the Caribbean, following which he returned to the UK to train in public health medicine.

Prior to joining the Foundation in 2012, he was a consultant in public health medicine at Peterborough Primary Care Trust for nearly 7 years and the public health advisor to the UK Genetic Testing Network (2006-18). Appointed Chair of the DAC in 2017.

His specialist interests include the evaluation of genetic tests and personalised prevention.

Professor Keith R Abrams

Professor of statistics and data science, Department of Statistics at the University of Warwick

About Keith

Biography to follow.

Ms Elizabeth Adair

Quality director, Viapath Group LLP

About Elizabeth

Liz is a qualified nurse with extensive senior management experience in the NHS, where she worked for over 32 years. She is the director for quality at Viapath Group LLP, a joint venture pathology services provider, where she is the lead for clinical governance assurance and quality standards.

She undertook her nursing training in London, initially at the Nightingale School of Nursing at St Thomas' Hospital, before moving to Guy's Hospital and qualifying as a sick children's nurse. She developed an interest in family mental health, qualifying as a mental health nurse in Bloomsbury Health Authority. Liz's clinical practice was predominately in child and adolescent mental health services in south-east London.

In the early 1990's, Liz moved from her clinical work into a range of operational roles, initially at the South London and Maudsley NHS Foundation Trust. She transitioned into acute care and has extensive NHS senior management experience from a number of roles, including associate director for emergency care, medicine, women's, children's and older peoples services in East Anglia. Liz particularly enjoys working with health, social care providers and patients, in developing multi-agency patient focused strategy, redesign and implementation of system-wide care pathways.

Graduating in 2016 at Henley Business School, University of Reading with a Master of Business Administration (MBA) degree, Liz has developed an extensive cross sector network and range of interests. This includes her appointment and active participation as a Trustee of Carers Network, a charity offering support to unpaid carers in a number of London boroughs.

Miss Rebecca Allcock

Consultant clinical biochemist, Lancashire Teaching Hospitals NHS Foundation Trust

About Rebecca

Biography to follow.

Professor John Cairns

Professor of health economics, London School of Hygience and Tropic Medicine

About John

Biography to follow.

Dr Sam Creavin

GP and NIHR clinical lecturer, University of Bristol

About Sam

Sam is an NIHR academic clinical lecturer at the University of Bristol and GP partner in Thornbury, South Gloucestershire. He was previously a Wellcome Trust research training fellow from 2015 to 2020 for his doctoral research, 'Approaches to diagnosing dementia syndrome in general practice'. He continues to focus on research relating to diagnostic approaches in general practice, and the care of the older adult. He is a member of the health technology assessment prioritisation committee: integrated community health and social (A), board member of Avon Local Medical Committee, and works as a sessional doctor for the out of hours GP provider in Bristol, North Somerset, and South Gloucestershire.

Diane Davies

Lay member

About Diane

Diane worked in education, public health and community regeneration roles before leaving to care for members of her family living with complex medical conditions, disabilities and mental health issues.

She currently works as an expert by experience, supporting Care Quality Commission inspections and as a freelance project manager with the Patients Association. She is an experience of care partner with the NHS Leadership Academy and a lay member of the Independent Reconfiguration Panel, the independent expert panel on NHS service change. Diane also collaborates as a citizen partner with local health and social care initiatives in Sheffield.

She has contributed to the NICE diagnostic advisory committee as a specialist lay member and is now a lay lember on the steering group for the NICE Public Involvement Expert Panel.

Dr James William Gray

Consultant microbiologist, Department of Microbiology, Birmingham Children’s Hospital

About James

Jim has been a consultant microbiologist at Birmingham Children's and Women's Hospitals since 1995. Clinical and research interests include diagnostic test accuracy studies and improving the laboratory-clinical interface, in particular to ensure that key laboratory results are reported and appropriately acted upon without delay.

Recent service innovations include the introduction of advance laboratory practitioners, multidisciplinary laboratory working to support infection control and antibiotic decision making on an out of hours basis. Research interests include point of care testing for group B streptococcus screening in labouring women and improved blood culture technology to support antibiotic stewardship in neonates.

Jim has worked on several NICE programmes, including being a member of 2 guideline development groups and a standing member of a rapid clinical guideline updates committee. He is an expert advisor for the British National Formulary for Children (BNF-C), and has served on a number of national committees relating to paediatric infectious diseases and antibiotic treatment. He is editor-in-chief of the Journal of Hospital Infection and an assistant editor of the International Journal of Antimicrobial Agents and the Journal of Pediatric Infectious Diseases.

Dr Shelley Rahman Haley

Consultant cardiologist, Royal Brompton and Harefield NHS Foundation Trust

About Shelley

Biography to follow.

Professor Neil Hawkins

Professor of health technology assessment, University of Glasgow

About Neil

Neil is a professor of health technology assessment (HTA) at the University of Glasgow, Scotland. He is deputy director of the National Institute of Health Research (NIHR) funded Complex Reviews Support Unit (CRSU). His research interests include methods development for evidence synthesis and decision-analytic modelling and the use of “development focussed” HTA to support decision-making regarding the development of, and investment in, nascent healthcare technologies.

He holds postgraduate degrees in pharmacology, health economics and applied statistics and an MBA. He has worked in the pharma, academic, and consultancy sectors in roles spanning basic pharmacological research, clinical development, epidemiology, and health technology assessment.

Mr Ross Maconachie

Associate director of health technology assessment, Merck Sharp & Dohme Limited (MSD)

About Ross

Biography to follow.

Mr Patrick McGinley ICMA, CGMA

Head of costing and service line reporting, Maidstone and Tunbridge Wells NHS Trust

About Patrick

Patrick started as a trainee accountant at St Bartholomew's Hospital in 1983, and apart from a brief sojourn to the far north-west of Scotland as a postmaster, has worked in the NHS ever since in a variety of roles and institutions including at the Royal London, Homerton, Whipps Cross and Great Ormond Street before moving to Maidstone and Tunbridge Wells

He is currently head of costing and service line reporting, and has implemented an automated system of calculating costs at a patient level, and firmly believes that improved costing can help the NHS to understand its business, and maximise the value of healthcare.

He has direct operational experience as a programme manager of an NHS Breast Screening Unit, to go with experience as a management and costing accountant, and he has successfully completed 2 PFI projects (BLT and TWH) as financial lead to offset the significant number of hospitals that he has helped to shut over his career.

He is an active member of the HFMA Costing Special Interest Group, and is also a member of NHSI's Costing Advisory Group and technical review group, is a reviewer for both NICE and NIHR, and has presented regularly at national events on acute costing standards.

He was a member of tariff calculation groups for NCAT for Chemotherapy and Radiotherapy, is a fellow of the Royal Statistical Society and a member of HSUG. He lectures on statistics for journalists for RSS. He benchmarks costing approaches with international colleagues and is a training mentor for the Chartered Institute of Management Accountants.

Dr Michael Messenger

Principal scientific advisor for In Vitro Diagnostics, MHRA

About Michael

Biography to follow.

Mrs Alexandria Moseley

Lay member

About Alexandria

Alexandria holds a degree in international finance from the Wharton School as well as a degree in product design from FIT in New York City. She has been a Wall Street trader, serial entrepreneur, business owner, industry consultant, lifestyle blogger, and health advocate.

She served for many years as an international lay reviewer for Juvenile Diabetes Research Foundation and as a member of the Diabetes Research Network, plus 1 year on the Lay Committee for Diabetes UK. Invited as a patient expert for 2 previous NICE committees formulating guidance on insulin pumps. She has a special interest in autoimmune diseases.

Dr Karen Sennett

GP partner and trainer - London

About Karen

Karen is a GP partner and trainer at Killick Street Health Centre, an inner city general practice in King's Cross, London. She graduated in medicine from UCL London in 1984, and is a fellow of the Royal College of General Practitioners. She was the primary care trust (PCT) chair, then clinical commissioning group (CCG) board member for Islington for over 10 years. She was member of the North Central London (NCL) diagnostics group until 2020, supporting the 'Right Test, Right Time' programme.

Dr Brian Shine

Consultant chemical pathologist, Oxford University Hospitals NHS Foundation Trust

About Brian

Brian qualified in medicine from the University of Zimbabwe in 1974. He trained in chemical pathology at St Bartholomew's Hospital, London, where he did an MD on C-reactive protein. He holds an MSc in Applied Statistics and Operations Research from the Birkbeck College, University of London.

He has been senior lecturer at the Institute of Ophthalmology and Moorfields Eye Hospital, and consultant at Stoke Mandeville Hospital. Current appointments include consultant chemical pathologist in the Department of Clinical Biochemistry at Oxford University Hospitals, honorary senior clinical lecturer in the Nuffield Department of Clinical Laboratory Sciences, vice chair of NICE's technology appraisal committee A, and the designated individual for one of the licences under the Human Tissue Authority for the Medical Sciences Division at the University of Oxford.

His clinical interests include endocrinology, renal stones, renal tubular disorders, and metabolic disorders of calcium metabolism. Research interests include health economics modelling and the use of big data in medicine.

Professor Matt Stevenson BSc, PhD

Director of the School of Health and Related Research Technology Assessment Group

About Matt

Matt studied operational research at Lancaster University where he received his doctorate. He worked for the University of Sheffield for over 20 years, during which time he conducted cost-effectiveness analyses primarily for the National Institute for Health Research.

Matt is director of the School of Health and Related Research Technology Assessment Group, an academic group undertaking modelling work to provide data for NICE technology and diagnostic appraisals. He is also a member of our technology appraisal committee, as well as our decision support unit.

Dr Alasdair Taylor

Consultant radiologist, University Hospitals of Morecambe Bay NHS FT

About Alasdair

Alasdair graduated from the University of Aberdeen medical school in 1982. Following 5 years' experience in general and laboratory medicine, he trained in diagnostic and interventional radiology in Glasgow and Vancouver. In 1996 he was appointed consultant radiologist at the HCI independent tertiary care hospital in Clydebank. Since 1998 he has held NHS consultant radiologist posts in Inverness and Lancaster. Alasdair considers himself a general radiologist, while being closely involved in his Trust's lung and colorectal cancer diagnostic services.


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