About the Authors

KEN RIMPLE is a trainer, mentor, software developer, and musician who lives in the Philadelphia area. He has had an obsession with creativity in music and computers his whole life. His first real computer was a Commodore 64. At the same time he began his lifelong love affair with the drums. Today he’s a jazz drummer who plays whenever he can.

Ken has been active in emerging technologies since he entered the IT sector in 1989, at the dawn of the client/server movement. He’s worked on technologies from fat clients to databases to servers, ranging from WebLogic to Tomcat. He is currently immersed in Spring technologies, including Roo and Grails.

Ken runs Chariot’s education services (http://chariotsolutions.com/education) where he teaches Spring-related VMWare courses, including Maven and Hibernate, among others. He also hosts the Chariot TechCast (http://techcast.chariotsolutions.com) podcast, and blogs at http://rimple.com.

SRINI PENCHIKALA works as a security architect at a financial services organization in Austin, Texas. He has over 16 years of experience in software architecture, security, and risk management. Srini’s areas of interest are Agile Security and Lean Enterprise Architectures. He has presented at conferences like JavaOne, SEI Architecture Technology Conference (SATURN), IT Architect Conference (ITARC), No Fluff Just Stuff, NoSQL Now, and the Project World Conference. Srini has published several articles on risk management, security architecture, and agile security methodologies on websites like InfoQ, The ServerSide, OReilly Network (ONJava), DevX Java, java.net, and JavaWorld. He is also an editor at InfoQ (http://www.infoq.com/author/Srini-Penchikala).

Srini blogs on Java, software security, lean organizations, and leadership topics at http://srinip2007.blogspot.com/ and on twitter (@srinip).