NOTICE: The project that is the subject of this report was approved by the Governing Board of the National Research Council, whose members are drawn from the councils of the National Academy of Sciences, the National Academy of Engineering, and the Institute of Medicine. The members of the committee responsible for the report were chosen for their special competences and with regard for appropriate balance.

This report has been reviewed by a group other than the authors according to procedures approved by a Report Review Committee consisting of members of the National Academy of Sciences, the National Academy of Engineering, and the Institute of Medicine.

Support for this project was provided by the Carnegie Corporation of New York, the Foundation for Child Development, and the Family and Child Well-Being Research Network of the National Institute of Child Health and Human Development, U.S. Department of Health and Human Services.

For a list of members of the Board on Children and Families, see page 27.

For a list of participants at the research briefing on welfare and children's development, see page 28.

For a list of other reports of the Board on Children and Families, see page 29.