Robert G. Freeman is an experienced author, Oracle Certified Professional, and Oracle ACE. He currently works for Oracle Corporation as a master principle database expert.

Matthew Hart is the coauthor of six books for Oracle Press, most recently Oracle 10g High Availability with RAC, Flashback, and DataGuard; and Oracle Enterprise Manager 10g Grid Control Handbook. He has worked with high availability technologies in Oracle since version 7.3, and has worked with RMAN since its inception. Matthew currently works and lives in Kansas City, Missouri.