Dr. Rao, Professor Emeritus, Department of Nutritional Sciences, Faculty of Medicine, University of Toronto; has established a major focus in the area of diet and health. His research has focused on the role of oxidative stress and antioxidant phytochemicals with particular emphasis on the role of lycopene in the prevention and management of cardiovascular disease, cancer, osteoporosis and other human chronic diseases. He is credited for bringing international awareness to the role of lycopene in human health. In addition to the carotenoids his research interests also include plant polyphenols and the role of prebiotics and probiotics in human health. He has over hundred publications in scientific journals. He has authored and co-authored several books and book chapters directed towards human nutrition and health. He has a distinguished academic career spanning over 50 years. He is popularly sought by the international media to express his opinions on the subjects of nutrition and health. He has participated in many community activities to promote the awareness of the role phytochemicals play in human nutrition and health.