Book & CD-ROM. A community health worker (CHW) is a frontline public health worker who, as a member of the community, has the potential to deliver cost-effective, high quality, and culturally competent health services within team-based care models. This book reviews select health services research findings on community health worker utilisation that are relevant to U.S. policymakers and considers the key challenges to fully realiaing the potential for CHWs to improve health care delivery. This book is accompanied by a CD-ROM which includes appendices A through E for Chapter Two, Outcomes of Community Health Worker Interventions.