Dr Alan Barclay is an Accredited Practicing Dietitian and Accredited Nutritionist and has a PhD on the association between glycemic index and glycemic load and the risk of developing lifestyle-related diseases. He is currently the Chief Scientific Officer at Glycemic Index Foundation. Prior to that he worked at Diabetes Australia, most recently as Head of research. In addition, he has maintained a private practice for nearly twenty years. Alan is an official Media Spokesperson for the Dietitians Association of Australia and has appeared frequently in local newspapers, magazines, radio and television news. His articles have been published widely in scientific journals and he is co-author of The Low GI Diet Diabetes & Pre-diabetes Handbook and The Ultimate Guide to Sugars and Sweeteners.