Ben Hale is a senior consultant for Interface21, the company behind the Spring Framework and the Spring family of products. Ben's specialties include middle tier architecture with an emphasis on integration technologies such as JMS and JMX. Leading up to his role at Interface21 Ben has led teams in the architecture and development of large-scale enterprise management applications.

Brian Pontarelli is the founder and president of Inversoft, a Colorado based software company. In addition to Inversoft, Brian works on many open source projects including Struts, Savant and Java.net commons. In the past, he was the president of the Chicago Java User Group and an enterprise architect for Orbitz.

Brian has been programming for many years and works primarily with Java and Ruby. He has published various articles in both print and online magazines about Java, J2EE security, Java Server Faces and NIO.

Charles Nutter has been a Java developer since 1996, recently working as the senior Java architect at Ventera Corp and in September moved to Sun to work full-time on JRuby! He led the open-source LiteStep project in the late 90s and came to Ruby in the fall of 2004. Since then he has been a member of the JRuby team, helping to make it a true alternative Ruby platform. Charles presented JRuby at RubyConf 2005 and co-presented at JavaOne 2006 with Thomas Enebo. He hopes to co-write a JRuby book this fall with Thomas to follow up a planned JRuby 1.0 release.

David Bock is a Principal Consultant at CodeSherpas, a company he founded in 2007. Mr. Bock is also the President of the Northern Virginia Java Users Group, the Editor of O'Reilly's OnJava.com website, and a frequent speaker on technology in venues such as the No Fluff Just Stuff Software Symposiums.

In January 2006, Mr. Bock was honored by being awarded the title of Java Champion by a panel of esteemed leaders in the Java Community in a program sponsored by Sun. There are approximately 100 active Java Champions worldwide.

David has also served on several JCP panels, including the Specification of the Java 6 Platform and the upcoming Java Module System.

In addition to his public speaking and training activities, Mr. Bock actively consults as a software engineer, project manager, and team mentor for commercial and government clients.

David Geary is the president of Clarity Training, Inc. (corewebdevelopment.com), where he teaches developers to implement web applications using JavaServer Faces and the Google Web Toolkit.

A prominent author, speaker, and consultant, David holds a unique qualification as a Java expert: He wrote the best-selling books on both Java component frameworks: Swing and JavaServer Faces (JSF). David's Graphic Java Swing was one of the best-selling Java books of all-time and Core JSF, which David wrote with Cay Horstman, is the best-selling book on JavaServer Faces.

David was one of a handful of experts on the JSF 1.0 Expert Group (EG) that actively defined the standard Java-based web application framework, and he's currently helping to define the next version of JSF on the JSF 2.0 EG.

Besides serving on the JSF and JSTL Expert Groups, David has contributed to open-source projects and co-authored Sun's Web Developer Certification Exam. He invented the Struts Template library which was the precursor to Tiles, a popular framework for composing web pages from JSP fragments, was the 2nd Struts committer and contributed to Shale.

A regular on the NFJS tour, David also speaks at other conferences such as TheServerSide Symposium, JavaOne and JavaPolis. David has taught at Java University and was twice voted a JavaOne rock star, for presentations in 2005 and 2007.

David has been creating software for more than 15 years in a variety of domains: digital audio, digital biometrics, medical, financial, retail, legal, and education to name a few. For the past 8 years, David has mentored and coached agile teams in the U.S., Canada, Europe, India, Egypt, Russia, and Ukraine. Along with presenting and leading workshops / tutorials at conferences in the U.S. and Europe, David has contributed to several books (Managing Agile Projects and Agile in the Large), and worked on agile curriculum for The University of Minnesota and Capella University. David is currently writing a book for the Pragmatic Programmer series.

David leads DevJam, a Minneapolis based company composed of agile collaborators. As mentors and practitioners, DevJam focuses on using agile to help people and companies improve their software production skills. DevJam provides seasoned leaders that strive to pragmatically match technology, people, and processes in a way which produces software that makes people happier and more productive.

For more information, check out the DevJam website www.devjam.com

Howard Lewis Ship is the creator and lead developer for the Apache Tapestry project, and the creator of the Apache HiveMind project. He has over fifteen years of full-time software development under his belt, with over nine years of Java. He cut his teeth writing customer support software for Stratus Computer, but eventually traded PL/1 for Objective-C and NeXTSTEP before settling into Java.

Howard is the author of Tapestry in Action for Manning Publications (which covers Tapestry 3.0), and is currently the Director of Open Source Technology for Formos Software Development. He lives in Portland, Oregon with his wife Suzanne, a novelist.

Howard is polishing the last rough edges of Tapestry 5 in anticipation of a final 5.0 release.

Jared Richardson, co-author of Ship It! A Practical Guide to Successful
Software Projects, is a speaker, consultant, and mentor with NFJS One. Jared has been in the industry for more than fifteen years as a consultant, developer, tester, and manager.

Jared can be found online at Agile Artisans.

Jim White is the Director of Training and instructor/consultant with Intertech, Inc. (www.intertech.com). He is co-author of ?Java 2 Micro Edition: Java in Small Things' (Manning), an international conference speaker (including JavaOne), and a frequent contributor to various journals and on-line magazines including recent articles on devX.com. He has almost twenty years of software development experience including time as a senior technical architect at Target Corporation. He holds a M.S. in Computer Science from the University of Minnesota. Reach him by e-mail at jwhite@intertech.com.

Mark Kirby is an instructor/consultant with Intertech, Inc. (www.intertech.com). He has presented on core Java technologies as well as XML, Struts, and XPath. He has fifteen years of software development experience including experience as a technical architect at Target Corporation. In addition to his technical architecture experience at Target, he has led project teams of 40+ people and was the lead of an EAI and architecture consulting group. Prior to Target Corporation, Mr. Kirby worked with Bell Atlantic and the United States Army.

Nathaniel T. Schutta is a senior software engineer focussed on making usable applications. A proponent of polyglot programming, Nate has written two books on Ajax and speaks regularly at various No Fluff Just Stuff symposia, universities, and Java user groups. In addition to his day job, Nate is an adjunct professor at the University of Minnesota where he teaches students to embrace dynamic languages.

Neal Ford is an Application Architect for ThoughtWorks. He is an architect, designer, and developer of applications, instructional materials, magazine articles, and video/DVD presentations. Neal is also the author of Developing with Delphi: Object-Oriented Techniques (Prentice Hall PTR, 1996), JBuilder 3 Unleashed (SAMS Publishing, 1999), and Art of Java Web Development (Manning, 2003). His language proficiencies include Java, C#/.NET, Ruby, Object Pascal, C++, and C. Neal’s primary consulting focus is the design and construction of large-scale enterprise applications. He is also an internationally acclaimed speaker, having spoken at over 30 developers’ conferences worldwide.

Scott Davis is an internationally recognized author and speaker. He is passionate about open source solutions and agile development. He has worked on a variety of Java platforms, from J2EE to J2SE to J2ME (sometimes all on the same project).

Scott's books include Groovy Recipes: Greasing the Wheels of Java, GIS for Web Developers: Adding Where to Your Web Applications, The Google Maps API, and JBoss At Work.

Scott is the Editor in Chief of aboutGroovy.com, a news and information website that tracks the latest developments in Groovy and Grails. He also writes a regular column for IBM DeveloperWorks -- Mastering Grails.

Scott is a frequent presenter at national conferences (such as No Fluff, Just Stuff) and local user groups. He was the president of the Denver Java Users Group in 2003 when it was voted one of the top-ten JUGs in North America. After a quick move north, he is currently active in the leadership of the Boulder Java Users Group. Keep up with him at http://www.davisworld.org.

Ted Neward is a Principal Consultant with ThoughtWorks, an international consulting firm, where he specializes in high-scale enterprise systems, working with clients ranging in size from Fortune 500 corporations to small 20-person shops. He speaks on the conference circuit, including the No Fluff Just Stuff Symposium tour, discussing Java, .NET and XML service technologies, focusing on Java-.NET interoperability, programming languages, and virtual machine technologies. He has written several widely-recognized books in both the Java and .NET space, including the recently-released "Effective Enterprise Java" and "F# in a Nutshell". He lives in the Pacific Northwest.

Dr. Venkat Subramaniam, founder of Agile Developer, Inc., has trained and mentored thousands of software developers in the US, Canada, Europe, and Asia. Venkat helps his clients effectively apply and succeed with agile practices on their software projects, and speaks frequently at international conferences and user groups. He is author of ".NET Gotchas" (O'Reilly), coauthor of 2007 Jolt Productivity Award winning "Practices of an Agile Developer" (Pragmatic Bookshelf), and author of "Programming Groovy: Dynamic Productivity for the Java Developer" (Pragmatic Bookshelf).