Steven Feuerstein is considered one of the world's leading experts on the Oracle PL/SQL language. He is the author or coauthor of Oracle PL/SQL Programming, Oracle PL/SQL Best Practices, Oracle PL/SQL Programming: Guide to Oracle8i Features, Oracle PL/SQL Developer's Workbook, Oracle Built-in Packages, Advanced Oracle PL/SQL Programming with Packages, and several pocket reference books (all from O'Reilly & Associates). Steven is a Senior Technology Advisor with Quest Software, has been developing software since 1980, and worked for Oracle Corporation from 1987 to 1992. Bill Pribyl is the primary author of Learning Oracle PL/SQL and the coauthor of Oracle PL/SQL Programming and its companion pocket reference, all from O'Reilly Media. He is oddly proud of having used PL/SQL to write TCP/IP networking clients, tnsping callouts, near-realtime commodity price loaders, and transcendental functions. Bill, who holds a degree in physics from Rice University, is the former editor of the IOUG technical journal (Select) and former president of the South Central Oracle Users Group. At home with his family in Houston, Texas, Bill's current nonbillable titles include Webmaster for his neighborhood civic club, "IT Guy" for his son's Boy Scout troop, and Eucharistic Adoration Coordinator for his church. Visit Bill's firm at http://www.datacraft.com.