“Working there gave me some strong intuitions about what kids who were in that situation would do, given the marshmallow task,” she told Bloomberg Businessweek. “I’m fairly sure those kids ...

It's hard for kids to wait to get something they really want. Here's how parents can use cross-cultural research to help them build patience.

In a classic psychology experiment called the marshmallow task, researchers have tested children’s ability to wait by offering them a snack, specifically a marshmallow—a snack that almost any ...