The Benefits and Costs of Head Start
---- Acknowledgements ----
The authors are grateful for the support provided by the Buffett Early Childhood Fund and the McCormick Tribune Foundation to the National Forum on Early Childhood Program Evaluation through the National Scientific Council on the Developing Child. Thanks to Kathryn Clabby for outstanding research assistance. Very helpful comments were provided by Philip Cook, Janet Currie, William Dickens, Greg Duncan, Dave Frisvold, Katherine Magnuson, Gillian Najarian, Matthew Neidell, Helen Raikes, Jack Shonkoff, Hiro Yoshikawa, and Marty Zaslow. Special thanks to Ronna Cook at Westat for making available additional information about the first-year randomized Head Start evaluation. Any errors and all opinions are of course our own. The views expressed herein are those of the author(s) and do not necessarily reflect the views of the National Bureau of Economic Research.