John W. Long

John W. Long

Assistant Professor of Sensory Science [incoming]

Publications

Environmental drivers of food selection and intake

How properties of the food environment — portion size, variety, energy density — affect what people select and how much they eat.

  1. Long, J. W., Cunningham, P. M., Keller, K. L., Rolls, B. J., & Masterson, T. D. (2026). Food variety affects food selection and variety-seeking behaviors in an immersive virtual reality food buffet. Appetite, 221, 108484.

  2. Long, J. W., Cunningham, P. M., Pritschet, S. J., Keller, K. L., Cheah, C. S. L., Boot, L., Klippel, A., Brick, T. R., Edwards, C. G., Rolls, B. J., & Masterson, T. D. (2025). Energy density selected in immersive virtual reality buffet meals is associated with both energy density consumed and energy intake in laboratory meals. 2025 11th International Conference on Virtual Reality (ICVR), 27–35.

  3. Long, J. W., Cunningham, P. M., Pritschet, S. J., Keller, K. L., Cheah, C. S. L., Boot, L., Klippel, A., Brick, T. R., Edwards, C. G., Rolls, B. J., & Masterson, T. D. (2025). Variety-seeking behavioral markers in an immersive virtual reality buffet are associated with greater food and energy intake in laboratory meals. Appetite, 210, 107988.

  4. Long, J. W., Pritschet, S. J., Keller, K. L., Cheah, C. S. L., Boot, L., Klippel, A., Brick, T. R., Edwards, C. G., Rolls, B. J., & Masterson, T. D. (2023). Portion size affects food selection in an immersive virtual reality buffet and is related to measured intake in laboratory meals varying in portion size. Appetite, 191, 107052.

Sensory and oral processing affect eating behavior

How the sensory properties of food and the mechanics of eating affect food perception and eating behavior.

  1. Akanzinge, E. A., Long, J. W., & Hayes, J. E. (2026). Differential roles of oral physiology and oral processing behaviors on eating rate and snack intake in adults with healthy dentition. Physiology & Behavior, 317, 115499.

Methods, tools, and measurement

Software and other open-source tools designed to improve the measurement of sensory and eating behavior.

  1. Long, J. W., Akanzinge, E., & Hayes, J. E. (2026). chewR: An open-source R package for quantifying masticatory performance with applications in oral processing research. Journal of Texture Studies, 57(5), e70112.

  2. Rosa, N., Long, J. W., Klippel, A., Zhao, J., Wallgrün, J. O., Brick, T. R., Maksi, S. J., Keller, K. L., Cheah, C. S. L., Boot, L., Edwards, C. G., Rolls, B. J., & Masterson, T. D. (2026). CRAVE: Cross-Reality analytics for virtual environments — deepening insights into human food selection and eating behavior. Computers in Human Behavior Reports, 21, 101053.

  3. Long, J. W., Masters, B., Sajjadi, P., Simons, C., & Masterson, T. D. (2023). The development of an immersive mixed-reality application to improve the ecological validity of eating and sensory behavior research. Frontiers in Nutrition, 10, 1170311.

Other work

Physical activity, sleep, and athlete health

  1. Long, J. W., Gonzalez, M., Farrell, J., III, Camargo, M. E., & Cheever, K. (2025). Sleep duration and sleep quality as season-long predictors of ratings of perceived exertion and psychological well-being in female soccer athletes. Journal of Strength and Conditioning Research, 39(9), 973–981.

  2. Long, J. W., Brown, D., Farrell, J., Gonzalez, M., & Cheever, K. (2024). Relationship between workload, psychological state and sleep in female soccer athletes. International Journal of Sports Medicine, 45(11), 829–836.

Immersive technology for nutrition education

  1. Braga, B. C., Hurst, W., Barrow, J., Long, J. W., Shearer, G. C., Hodges, J. K., Lawler, O., Patel, R., Schiavone, T., & Masterson, T. D. (2025). Efficacy and engagement with an immersive virtual learning experience of the citric acid cycle. Biochemistry and Molecular Biology Education, 53(5), 500–508.

  2. Braga, B. C., Long, J. W., Pritschet, S. J., Sajjadi, P., Edwards, C. G., & Masterson, T. D. (2025). Immersive virtual reality dietitian improves portion control self-efficacy and portion size estimation accuracy. Journal of Nutrition Education and Behavior, 57(5), 395–406.

  3. D’Souza-Rushton, G. C., Long, J. W., Denmon, A., Kris-Etherton, P. M., Petersen, K. S., & Masterson, T. D. (2025). Nutrition education “shorts”: The effect of short-form media on conveying information about improving diet quality. Nutrients, 17(10), 1612.

  4. Sajjadi, P., Edwards, C. G., Zhao, J., Fatemi, A., Long, J. W., Klippel, A., & Masterson, T. D. (2022). Remote iVR for nutrition education: From design to evaluation. Frontiers in Computer Science, 4, 927161.

The digital food environment

  1. Maksi, S. J., Long, J. W., Keller, K. L., Dardis, F., Freeman, J., Vecchi, M., Emond, J. A., & Masterson, T. D. (2024). Exploring adolescent vulnerability to influencer product endorsement on snack intake within a live streaming context. Technology, Mind, and Behavior, 5(2).

  2. Long, J. W., Maksi, S. J., Frías, F. J. L., Ireland, R., & Masterson, T. D. (2024). Content analysis of food and beverage marketing in global esports: Sponsorships of the premier events, leagues, teams, and players. BMJ Public Health, 2, e000095.

  3. Haushalter, K., Pritschet, S. J., Long, J. W., Edwards, C. G., Boyland, E. J., Evans, R. K., & Masterson, T. D. (2023). User engagement with a popular food brand before, during and after a multi-day interactive marketing campaign on a popular live streaming platform. Public Health Nutrition, 26(4), 716–724.

  4. Edwards, C. G., Pollack, C. C., Pritschet, S. J., Haushalter, K., Long, J. W., & Masterson, T. D. (2022). Prevalence and comparisons of alcohol, candy, energy drink, snack, soda, and restaurant brand and product marketing on Twitch, Facebook Gaming, and YouTube Gaming. Public Health Nutrition, 25(1), 1–12.