Erratum to: Prev Sci

DOI 10.1007/s11121-014-0519-6

The original version of this article unfortunately did not acknowledge sources of support. The research reported here was supported by the Institute of Education Sciences, U.S. Department of Education, through Grant R305A070063, R305B060009 (PI: Rimm-Kaufman), R305B090002 (PI: Pianta) to the University of Virginia. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the U.S. Department of Education.