This document is intended to present briefly the needs of children and families, to identify the greatest gaps in services, and to discuss how psychology can mobilize as a profession to address both needs and gaps. It begins by highlighting prominent indicators to demonstrate that America's children and families are in crisis. Following that are a discussion of the needs of children and families, a delineation of essential features of an integrated services system, and a consideration of psychology's role in improving services to children and families. Chapters are: (1) Introduction; (2) American Children and Families in Crisis: A Sampling of Social, Demographic, and Economic Indicators; (3) Needs of Children and Families; (4) An Integrative Perspective on Child and Family Needs; (5) Elements of Service Integration; and (6) Relevance to Psychology. Appendices are: (1) Policy Statement of the American Psychological Association on Psychology and Service Integration; (2) Integrated Services Programs Exemplars; (3) Suggested Reading (16 references); (4) Children's Mental Health Needs: Reform of the Current System; (5) Contributors and Reviewers. (JBJ)