This is the latest in an annual publication that presents original articles, some of substantial length, on a wide range of topics in ancient philosophy, and review articles of major books. Contributors to Volume X include Jonathan Barnes, Roger Crisp, T.H. Irwin, Christopher Janaway, Richard J. Ketchum, Voula Tsouna McKirahan, Martha Nussbaum, Dirk Obbink, and Allan Silverman.