One of the most urgent issues facing the United States today is how to establish a comprehensive health insurance program at a time when nearly one in seven Americans lack insurance and costs for health care and medical fees are increasing at about 20 percent annually. An interdisciplinary team of experts provides a unique overview of the most important current problems and speaks to the key questions of risk, allocation, and equity. This is a solid introduction to all who want to understand health insurance and public policy issues today.