Professor Amar Rangan

Vice President, British Orthopaedic Association

Amar Rangan is Professor of Orthopaedic Surgery and holds the Royal College of Surgeons Chair at Health Sciences and Medical School, University of York, where he supports integrated academic training including pre-doctoral and doctoral fellowships. He is a consultant specialising in shoulder & elbow surgery at South Tees Hospitals in Middlesbrough and Director of the South Tees Academic Centre for Surgery. He has held previous appointments as President of the British Elbow & Shoulder Society and surgeon member of the NJR Board.

Amar is an elected Fellow of the Academy of Medical Sciences. He is committed to promoting evidence-based care for musculoskeletal conditions and trauma and leads a programme of clinical and translational research.  His work is cited widely, has influenced clinical practice globally, and informed national healthcare policy including NICE guidance.

David Lawson

Policy Lead for Medical Technology & Innovation

Policy lead for Medical Technology & Innovation with responsibility for the implementation of the Government's inaugural Medical Technology Strategy published February 2023 and delivery of commitments under the 10 Year Health Plan and Life Science Sector Plan published July 2025 to support adoption and reduce procurement friction. Key initiatives include National Health Access Programme to provide a national adoption route using NICE technology assessment referrals, Value Based Procurement Standard Guidance to shift focus to outcomes and impact when assessing technology, Innovation Passporting to reduce duplication and speed up decision-making, and development of Disclosure of Industry Payments Guidance to improve transparency.  Former Chief Procurement Officer at Guy's and St Thomas' NHS Foundation Trust – a position held for 21 years – and double winner of the Supply Chain Excellence Award in 2008 and 2021.

Alex Liddle

Consultant Surgeon/Clinical Senior Lecturer, Imperial College Healthcare NHS Trust/MSK Lab, Imperial College London

Alex is a consultant hip and knee surgeon at Imperial College Healthcare NHS Trust and Clinical Associate Professor at Imperial College. His clinical practice revolves around partial, total and revision knee replacement, hip resurfacing, primary and revision hip replacement. His research focusses on improving outcomes and preventing complications of joint replacement, including work on optimising fixation in cementless implants, interventions to prevent and treat prosthetic joint infection, and use of routinely collected data to improve patient selection and surgical practice. He is Surgical Speciality Lead for elective orthopaedics at the Royal College of Surgeons of England, sits on the research committee of the British Orthopaedic Association, and is Chief Medical Officer of Osstec, an Imperial spinout company developing implants based on novel cementless lattice technologies.

Professor Stella Vig

Deputy National Medical Director for Secondary Care and Quality: National Clinical Director for Elective Care, Croydon Health Services NHS Trust

Stella brings over 30 years of NHS experience, with a career spanning clinical practice, strategic leadership, and system-wide transformation. As a consultant in vascular and general surgery at Croydon University Hospital since 2006, she has consistently driven service improvement and operational excellence. 

In her national roles as Deputy National Medical Director for Secondary Care and Quality, and National Clinical Director for Elective Care at NHS England, Stella leads initiatives to improve patient safety, streamline elective care, and enhance clinical pathways through data-driven decision-making. 

Most recently, Stella serves as Joint Chief Clinical Transformation Officer at Southwest London ICB, shaping long-term clinical strategy and optimising service delivery. Stella also continues to champion the Croydon Elective Centre, ensuring continuity of planned care even during peak demand. 

Across all her roles, Stella is recognised for her collaborative leadership and ability to deliver scalable, impactful improvements in healthcare quality and efficiency. 

Luke Farrow

Arthroplasty Fellow & Honorary Senior Clinical Lecturer, Northumbria Healthcare Foundation Trust, Honorary Senior Clinical Lecturer University of Aberdeen

Mr Luke Farrow is a Clinical Academic and Honorary Senior Orthopaedic Trainee based in Aberdeen, Scotland. He is currently taking time out of his clinical training to undertake a CSO Funded Clinical Academic Fellowship exploring how to make improvements in the clinical care pathway for those awaiting hip and knee replacement through the use of artificial intelligence techniques.

He has particular research interests in the use of routinely collected healthcare information, including novel data sources and clinical application of artificial intelligence methods to Trauma and Orthopaedics. He is the current chair of the Scottish Hip Fracture Audit Quality Improvement and Research Sub-Group and a member of the steering committee for the Bone and Joint Infection Registry.