Clinical Nutrition and Risk Factor Modification Centre, St. Michael's Hospital, Toronto, Canada. Electronic address: livia.augustin@utoronto.ca. Clinical Nutrition and Risk Factor Modification Centre, St. Michael's Hospital, Toronto, Canada; Department of Nutritional Science, University of Toronto, Toronto, Canada; University of Saskatchewan, Saskatoon, Canada. Clinical Nutrition and Risk Factor Modification Centre, St. Michael's Hospital, Toronto, Canada; Department of Nutritional Science, University of Toronto, Toronto, Canada. Department of Nutrition, Harvard School of Public Health, Boston, USA. Department of Nutrition, Exercise and Sports (NEXS), Faculty of Science, University of Copenhagen, Copenhagen, Denmark. Glycemic Index Foundation, Sydney, Australia. Food for Health Science Centre, Lund University, Lund, Sweden. Boden Institute of Obesity, Nutrition, Exercise and Eating Disorders, University of Sydney, Sydney, Australia. Department of Food Sciences, University of Parma, Parma, Italy. Department of Nutritional Epidemiology, University of Bonn, Bonn, Germany. Institut d' Investigación Biomédiques August Pi i Sunyer (IDIBAPS), Barcelona, Spain; Centro de Investigación Biomedica en Red de Diabetes y Enfermedades Metabolicas Asociadas (CIBERDEM), Barcelona, Spain. Department of Clinical Sciences and Community Health, Università degli Studi di Milano, Milan, Italy. Independent Nutrition Logic, Wymondham, UK. Department of Epidemiology and Medicine, Brown University, Providence, USA. Department of Clinical Medicine and Surgery, Federico II University, Naples, Italy. Institute Cardiometabolism and Nutrition (ICAN), University Pierre et Marie Curie, Pitié Salpêtrière Hospital, Paris, France; National Institute of Health and Medical Research (INSERM), University Pierre et Marie Curie and Pitié Salpêtrière Hospital, Paris, France. Department of Nutritional Science, University of Toronto, Toronto, Canada. Department of Hygiene, Epidemiology and Medical Statistics, University of Athens Medical School, Athens, Greece. Oldways, Boston, USA. Nutrition Foundation of Italy, Milan, Italy.