A new study by researchers at the University of California, Irvine, the University of Wisconsin-Madison and Policy Studies Associates, Inc. finds that regular participation in high-quality afterschool programs is linked to significant gains in standardized test scores and work habits as well as reductions in behaviorial problems... Deborah LoweVandell, University of California, Irvine, Elizabeth R. Reisner, Policy Studies Associates, Inc., Kim M. Pierce, University of California, Irvine.