Alan is an Accredited Practicing Dietitian and Accredited Nutritionist and has a PhD from the University of Sydney on the association between glycemic index and glycemic load and the risk of developing lifestyle-related diseases. The main chapters of his thesis, and associated works, have been published in some of the worlds leading nutrition and diabetes journals, and have been presented at scientific conferences around the globe. Alan is currently the Chief Scientific Officer at Glycemic Index Foundation (part-time). Alan worked for Diabetes Australia in both a full and part-time capacity, from 1998 - 2014, most recently as Head of research, and prior to that as Research and Development manager. Alan has worked in clinical dietetics in rural Australia and at Royal Prince Alfred Hospital, Sydney, and has maintained a private practice in Sydney since 1995. Alan is an official Media Spokesperson for the Dietitians Association of Australia and has appeared frequently in local newspapers, magazines, radio and television news. Alan is also one of the co-authors of the New Glucose Revolution: Diabetes & Pre-diabetes handbook and The Ultimate Guide to Sugars and Sweeteners.