Almost certainly this one, which explored the question of whether it would be an effective strategy to encourage healthier food choices: https://journals.plos.

Almost certainly this one, which explored the question of whether it would be an effective strategy to encourage healthier food choices: https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0077055 https://journals.plos.org/plosone/article?id=10.1371/journal... Also, interesting fact: this is a Wansink paper. Wansink is a bullshit artist of the highest order. So I think there's quite a meta-lesson here. https://www.vox.com/science-and-health/2018/9/19/17879102/brian-wansink-cornell-food-brand-lab-retractions-jama https://www.vox.com/science-and-health/2018/9/19/17879102/br...