Book Review Patient Safety: Achieving a New Standard for Care (Quality Chasm Series.) Edited by Philip Aspden, Janet M. Corrigan, Julie Wolcott, and Shari M. Erickson. 528 pp. Washington, D.C., National Academies Press, 2004. $44.95. 0-309-09077-6 Accountability: Patient Safety and Policy Reform (Hastings Center Studies in Ethics.) Edited by Virginia A. Sharpe. 276 pp. Washington, D.C., Georgetown University Press, 2004. $49.95. 1-58901-023-X