Introduction: what have we learned about the problems of and prospects for disadvantaged youth? / Jonathan Gruber -- Education : the behavioral consequences of pre-kindergarten participation for disadvantaged youth / David Figlio and Jeffrey Roth -- Is gaining access to selective elementary...

Introduction / Phillip B. Levine and David J. Zimmerman -- Issues in implementation / Phillip B. Levine and David J. Zimmerman -- Early childhood interventions -- Child development / Greg J. Duncan, Jens Ludwig and Katherine A. Magnuson -- Child care / Patricia M. Anderson -- Child health / Lara...