Don is a professor of sports nutrition, which is a testimony to his many publications on the subject in journals and books as well as his presentations at scientific and coaching conferences.
He has been research active since 1980 in the fields of carbohydrate and fat metabolism, nutritional ergogenic aids, and applied aspects of sports nutrition.
He was a member of the working party on sports nutrition accreditation; a joint initiative between BASES, Nutrition Society, the BOA, and dietitians.
He was secretary of the ‘physiology section’ of BASES and is an accredited physiologist with the British Olympic Association. In addition, due to the contribution of his work he has been made a Fellow of both BASES (FBASES) and the European College of Sports Science (FECSS).
Don has been nutritional consultant with Bolton Wanderers F.C., Derby County F.C., Colchester United F.C., Hull F.C., Liverpool F.C., Manchester City F.C., and Sale Sharks R.U.F.C. Currently he is with Everton F.C. and Northampton Saints R.U.F.C.
Don has undertaken significant contracted research with such companies as Novartis, Mars, GSK, Red Bull, SIS, and Penta. His lecturing duties have resulted in many successful PhD, MSc and BSc students ‘passing through his hands’.