In a special event hosted by the County Office of Education on March 24, 2011, Dr. Robert Lustig, Professor of Clinical Pediatrics, in the Division of Endocrinology Director of the Weight Assessment for Teen and Child Health (WATCH) Program at UCSF, speaks about the role of sugar and the contribution of biochemical, neural, hormonal, and genetic influences in the expression of the current obesity epidemic both in children and adults.