This volume includes the latest achievements in the area of ceramic armor systems including ceramic armor design and modeling, ceramic armor materials and composites development and manufacturing, physical properties and structures of armor ceramics, fracture mechanisms of armor ceramics and composites, and ballistic testing and performance of ceramic armor systems. Proceedings of the symposium held at the 105th Annual Meeting of The American Ceramic Society, April 27-30, 2003, in Nashville, Tennessee; Ceramic Transactions, Volume 151.