by Afterschool Alliance, 2009
by A.R. Black, M.A. Somers, F. Doolittle, R. Unterman, J.B. Grossman, 2009
by Afterschool Alliance, Harvard School of Public Health, 2009
by Council of Chief State School Officers, National Governors Association Center for Best Practices, 2009
by Jean Baldwin Grossman, Christianne Lind, Cheryl Hayes, Jennifer McMaken, Andrew Gersick, 2009
by Learning Point Associates Harvard Family Research Project Center for Research in Educational Policy Cross & Joftus, LLC The Collaborative for Building After-School Systems, 2009
by Christopher Wimer, Suzanne Bouffard, Priscilla M.D. Little, Claire Brown Goss, 2008
by Priscilla M.D. Little, Christopher Wimer, Heather B. Weiss, Harvard Family Research Project, 2008
by Afterschool Task Force, 2007
by Patricia A. Lauer, et al., 2006
by R. Halpern, 2004