Ryan Cuprak is an BIOVIA Software Engineer Senior Manager at Dassault Systemes, co-author EJB in Action 2nd Edition from Manning and the NetBeans Certification Guide from McGrall-Hill. He is also president of the Connecticut Java Users Group since 2003 and also the Jakarta EE Ambassadors. Ryan is a JavaOne Rockstar Presenter. At Dassault Systemes he works on the BIOVIA Enginuity chemical formulation software. Prior to joining DS, Ryan worked for a distributed computing company, TurboWorx, and also Eastman Kodak’s Molecular imaging Systems group. Ryan earned a BS in computer science and biology from Loyola University Chicago.