More from KUOW Health How Do You Teach Self-Discipline To Kids? KUOW | By David Hyde, Amina Al-Sadi Published January 31, 2014 at 12:01 PM AKST Twitter LinkedIn Email Listen • 10:44 Flickr Photo/Spirit-Fire David Hyde talks with UW psychology professor Liliana Lengua, director of the UW Center for Child and Family Well-Being, about her research on delayed gratification.