Dr Roberts-Harry is one of the UK's most experienced Invisalign orthodontists. He is one of only a handful of Diamond Invisalign practitioners in the UK and the first orthodontist in the North East to treat over 500 patients with this technique. He is a member of the Invisalign UK Advisory Board and a Clinical Teacher for Invisalign. He has lectured extensively about Invisalign, including the British Orthodontic Conference, Royal Colleges in the UK as well as an invited speaker at both the Australian and New Zealand Orthodontic Conferences. He teaches on the Invisalign training program for UK Dental Teaching Hospitals.
He was a Consultant Orthodontist at the Leeds Dental Institute and Senior Clinical Lecturer at the University of Leeds, Head of the Department of Orthodontics, Clinical Director for the Northern and Yorkshire Cleft Lip and Palate Service, and President of the Craniofacial Society of Great Britain and Ireland. He is author of the textbook "A Clinical Guide to Orthodontics" published by the British Dental Journal.
He is a reviewer for the European Journal of Orthodontics, the British Journal of Orthodontics, the Angle Orthodontist, the Australian Orthodontic Journal and the British Dental Journal.
He is a member of the British Dental Association, British Orthodontics Society and an elected fellow of the International Association of Orthodontists.
He has over 60 publications in professional journals and has given over 450 lectures both nationally and internationally. He has been a keynote speaker at National and International orthodontic meetings in Europe the Far East, New Zealand and Australia.