About the Authors

Benjamin Rosenzweig is the Loan Integration Manager at IQ Financial Systems. Prior to that he was a principal consultant for more than three years at Oracle Corporation in the Custom Development Department. His computer experience ranges from creating an electronic Tibetan “English Dictionary in Kathmandu, Nepal, to supporting presentation centers at Goldman Sachs and managing a trading system at TIAA-CREF. Benjamin has been an instructor at the Columbia University Computer Technology and Application (CTA) program in New York City since 1998. In 2002 he was awarded the "Outstanding Teaching Award" from the Chair and Director of the CTA program. He holds a B.A. from Reed College and a certificate in database development and design from Columbia University. His previous titles with Prentice Hall are Oracle Forms Developer: The Complete Video Course (ISBN: 0-13-032124-9), and Oracle Web Application Programming for PL/SQL Developers (ISBN: 0-13-047731-1).

Elena Silvestrova, a senior software engineer for a prominent New York brokerage firm and securities dealer , has taught relational database programming in Columbia University's highly esteemed Computer Technology and Applications program during the past four years. She was educated in database analysis and design at Columbia University and in applied mathematics at Baku State University in Azerbaijan. A U.S. citizen, Elena has lived in the United States for more than 10 years. She currently resides in New York.