Figure 1
From: The Cue-Approach Task as a General Mechanism for Long-Term Non-Reinforced Behavioral Change

Stimuli and cue examples. (a) Example of a face stimulus with a neutral expression used in Experiment 7. (b) Illustration of a snack-food stimulus similar to the ones used in Experiments 5–6. (c) Semi-transparent Gabor used as a visual cue in Experiments 6 and 9–10. (d) Example of a snack-food stimulus with the visual cue overlaid on it. Images of faces are included with permission from the copyright holder32.