Brian Wansink (born 1960) is an American professor in the fields of consumer behavior and nutritional science. He is a former Executive Director of the USDA's Center for Nutrition Policy and Promotion (CNPP) (2007–2009).
Wansink is best known for his work on consumer behavior and food and for popularizing terms such as "mindless eating" and "health halos." His research has focused on how our immediate environment(supermarkets, packaging, homes, pantries, and tablescapes) influences eating habits and preferences.