Baylor College of Medicine
Houston, TX, US
Dan L Duncan Comprehensive Cancer Center
Baylor College of Medicine
Houston, Texas, United States


PhD from University Of Kansas
Social Psychology
MA from University Of Kansas
Social Psychology
AB from Princeton University

Honors & Awards

Recipient, "R Tait McKenzie Award"
To recognize a non member who has made important research contributions.

Professional Interests

  • Behavioral Nutrition
  • Physical Activity
  • Obesity Prevention
  • Behavioral Theory
  • Children
  • Families

Professional Statement

My research over the last 30+ years has been directed toward understanding why children eat the foods, and engage in the physical activities they do, as well as designing and evaluating programs, including video games, to help change these dietary and physical activity behaviors to help prevent obesity.

Selected Publications


International Society for Behavioral Nutrition & Physical Activity
American Psychological Association
Society of Behavioral Medicine
The Obesity Society


Video Games for Obesity & Diabetes Prevention: Efficacy Trial
- #1 R01 DK091254
Grant funding from NIH-NIDDK
This grant proposes to test whether two video games (developed with earlier NIH funding) increase children’s healthier diet, physical activity and inactivity practices.
The Narrative Effect of Active Video Games on Long-term Moderate-to-Vigorous Physical Activity
- #1 R01 DK109316
Grant funding from NIH-NIDDK
This research proposes to systematically explore the effects of narratives on children's long-term motivation to play Active Video Games (AVGs) and the relevant impact of narratives on children's moderate to vigorous physical activities.
Objective Children's Dietary and Physical Activity Assessment
- #3092-5-001-058
Grant funding from USDA ARS
This research will develop and test procedures to use an all-day camera to measure children's diet and physical activity.