Kent Beck, Three Rivers Institute (TRI): Saturday Keynote Kent Beck is the founder and director of Three Rivers Institute (TRI). His career has combined the practice of software development with reflection, innovation, and communication. His contributions to software development include patterns for software, the rediscovery of test-first programming, the xUnit family of developer testing tools, and Extreme Programming. Watch his keynote address from O'Reilly RailsConf, Portland, OR, May 31, 2008. Less