“…the healthy choice) easier to make (Thaler & Sunstein, 2008). Examples of healthy eating nudges include placing fruit at the cash registry instead of candy bars, which increased fruit intake (Kroese, Marchiori, & De Ridder, 2016), implicitly signalling a social norm by displaying packaging of healthy snacks, influencing food choice between healthy and unhealthy food choices (Prinsen et al, 2013), traffic light labelling of foods, leading to increased nutrient knowledge as well as identification of health as an important factor in purchasing decisions (Roberto et al, 2012;Sonnenberg et al, 2013), and changing default portion sizes or choices, although results are mixed: one paper reports similar energy intake with smaller versus bigger plates, with bigger plates having the advantage of more vegetable sidedishes (Libotte, Siegrist, & Bucher, 2014) whereas another warns against the danger of overeating with big plates (Wansink & Van Ittersum, 2013).…”