Martha Shirk of Palo Alto, California, is an award-winning journalist, formerly with the St. Louis Post-Dispatch, who specializes in children's and family issues.Neil G. Bennett is director of demographic research for the National centre for Children in Poverty, Mailman School of Public Health at Columbia University.J. Lawrenece Aber is director of the National centre for Children in Poverty, Mailman School of Public Health at Columbia University.