It’s January again, which means many people are trying to lose weight. Previous studies have shown that you are likely to eat more if you are dining with an overweight companion. But what if you are at a restaurant and it’s your server who is overweight? In this study, the researchers observed almost 500 interactions between diners and servers in 60 restaurants. They found that diners waited on by someone a high BMI (body mass index) were four times more likely to order dessert, and ordered