Full registration with the GMC: August 1974
- Professor of Surgical Paediatrics.
- Head of Department of Surgical Paediatrics, University of Glasgow.
- Hospital Sub-Dean, University of Glasgow.
- Honorary Consultant Paediatric Surgeon.
- Royal Hospital for Sick Children, Yorkhill NHS Trust.
- Postgraduate Tutor, Yorkhill NHS Trust.
- Editor in chief, Scottish Medical Journal.
- Assistant Editor for the Journal of Indian Association of Pediatric Surgeons.
- Editor of U.K. for the European Journal of Pediatric Surgery.
- Editorial Consultant to the Journal of Pediatric Surgery
Editorial Board - SIGN.
- Member of Council for SIGN.
- Departmental Specialty Adviser in Paediatric Surgery, Scottish.