The Marshmallow Test: What Executive Function Predicts About Babies

Executive function is a hot topic in brain research. The marshmallow test is a widely referenced study suggesting that the ability to delay gratification is an indicator of success in life. Impulse control is one of a suite of skills associated with executive function. Jessica Rolph is accompanied by an expert in this field, Dr. Melissa Clearfield, a professor of psychology at Whitman College.