Crystal Smit

166 Valente, T. W., & Davis, R. L. (1999). Accelerating the diffusion of innovations using opinion leaders. The Annals of the American Academy of Political and Social Science , 566 (1), 55–67. https://doi.org/10.1177/000271629956600105 Valente, T. W., Hoffman, B. R., Ritt-Olson, A., Lichtman, K., & Johnson, C. A. (2003). Effects of a social-network method for group assignment strategies on peer-led tobacco prevention programs in schools. American Journal of Public Health , 93 (11), 1837–1843. https://doi.org/10.2105/ajph.93.11.1837 Valente, T. W., & Pumpuang, P. (2008). Identifying opinion leaders to promote behavior change. Health Education & Behavior , 34 (6), 881–896. https://doi.org/10.1177/1090198106297855 Valkenburg, P. M., & Piotrowski, J. T. (2017). Plugged in: How media attract and affect youth. Yale University Press. Vansteenkiste, M., Claes, L., Soenens, B., & Verstuyf, J. (2013). Motivational dynamics among eating-disordered patients with and without nonsuicidal self-injury: A Self- determination theory approach. European Eating Disorders Review , 21 (3), 209–214. Vansteenkiste, M., Simons, J., Lens, W., Sheldon, K. M., & Deci, E. L. (2004). Motivating learning, performance, and persistence: The synergistic effects of intrinsic goal contents and autonomy-supportive contexts. Journal of Personality and Social Psychology , 87 (2), 246–260. https://doi.org/10.1037/0022-3514.87.2.246 Vansteenkiste, M., Simons, J., Lens, W., Soenens, B., & Matos, L. (2005). Examining the motivational impact of intrinsic versus extrinsic goal framing and autonomy- supportive versus internally controlling communication style on early adolescents’ academic achievement. Child Development , 76 (2), 483–501. https://doi.org/10.1111/j.1467-8624.2005.00858.x Vargas-Garcia, E. J., Evans, C. E. L., Prestwich, A., Sykes-Muskett, B. J., Hooson, J., & Cade, J. E. (2017). Interventions to reduce consumption of sugar-sweetened beverages or increase water intake: Evidence from a systematic review and meta-analysis. Obesity Reviews, 18 (11), 1350–1363. https://doi.org/10.1111/obr.12580 Vartanian, L. R. (2015). Impression management and food intake. Current directions in research. Appetite , 86 , 74–80. https://doi.org/10.1016/j.appet.2014.08.021 Vartanian, L. R., Herman, C. P., & Polivy, J. (2007). Consumption stereotypes and impression management: How you are what you eat. Appetite , 48 (3), 265–277. https://doi.org/10.1016/j.appet.2006.10.008