eating cues

In one study, people who were in a buffet line served themselves a lot more of an unhealthful pasta dish if they were next to or behind a person perceived to be overweight.

Your Fellow Diners' Size May Affect How Much You Eat

by Alison Bruzek

In one study, people who ate near a heavier dining companion served themselves lots more food. Researchers say a fellow diner's weight is just one of many subconscious cues influencing what we eat.