About the Authors

Andrew S. Hanks

Affiliation Dyson School of Applied Economics and Management at Cornell University, Ithaca, New York, United States of America

David R. Just

Affiliation Dyson School of Applied Economics and Management at Cornell University, Ithaca, New York, United States of America

Brian Wansink

foodandbrandlab@cornell.edu

Affiliation Marketing, Dyson School of Applied Economics and Management at Cornell University, Ithaca, New York, United States of America

Competing Interests

The authors have the following interests: Brian Wansink & Andrew Hanks received funding during the analysis stage of “Happier Meals: New Children’s Meals Lead to Fewer Purchased Calories” from September 2012 through December 2012. Brian Wansink became a member of the McDonald’s Advisory Council in January 2012. Bantam Dell–royalties from the book, Mindless Eating. Blue Zones Keynote & Panel Project in Los Angeles: Gave paid lectures on food psychology research conducted over the past 20 years. PKF Consulting: Acted as paid consultant on a project that PKF conducted for the Department of Defense related to improving overall health of military bases. Unilever: Gave paid lectures on food psychology research conducted over the past 20 years. In regards to the Mindless Products and Mindless Method, Dr. Wansink is not affiliated with either. Both projects were private ventures based upon Dr. Wansink’s prior studies, but he is not connected to them and receives no royalties or payment. David R. Just has no competing interests to report. All external funding for studies were derived from USDA, or various state level departments of health. This does not alter the authors’ adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: AH DJ BW. Performed the experiments: AH DJ BW. Analyzed the data: AH DJ BW. Contributed reagents/materials/analysis tools: AH DJ BW. Wrote the paper: AH DJ BW.