The Wall Street Journal:
First developed by psychologist Walter Mischel, the now-famous “marshmallow test” found large differences in how long 4-year-olds could wait before consuming a treat—with self-control strongly linked to higher SAT scores and other positive outcomes later in life.
Other studies have suggested an inborn ability to delay gratification, but a new paper points to a role for nurture as well. In the study, 28 3- to 5-year-olds were promised art supplies and stickers, only to have this promise broken. The other group of kids got the promised items.
Read the whole story: The Wall Street Journal