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Duncan, Greg J.; Leak, James A.; Li, Weilin; Magnuson, Katherine; Schindler, Holly; Yoshikawa, Hiro – Society for Research on Educational Effectiveness, 2011
The focus of this paper centers around timing associated with early childhood education programs and interventions using meta-analytic methods. At any given assessment age, a child's current age equals starting age, plus duration of program, plus years since program ended. Variability in assessment ages across the studies should enable everyone to…
Descriptors: Early Childhood Education, Young Children, Program Effectiveness, Effect Size
Morris, Pamela A.; Gennetian, Lisa A.; Duncan, Greg J. – Society for Research in Child Development, 2005
Over the past 30 years, welfare and other public programs for poor families have focused increasingly on promoting parents' self-sufficiency by requiring and supporting employment. Evidence from a diverse set of random-assignment experiments now reveals some of the conditions under which promoting work among low-income, single parents helps or…
Descriptors: Young Children, Low Income Groups, Employment Programs, Welfare Services