Masoud Kalali has a software engineering degree and has been working on software development projects since 1998. He has experience with a variety of technologies (.NET, J2EE, CORBA, and COM+) on diverse platforms (Solaris, Linux, and Windows). His experience is in software architecture, design, and server-side development. Masoud has published several articles at Java.net and Dzone. He has authored multiple refcards, published by Dzone, including Using XML in Java, Java EE Security and GlassFish v3 refcards. He is one of founder members of NetBeans Dream Team and a GlassFish community spotlighted developer. Masoud's main area of research and interest includes service-oriented architecture and large scale systems' development and deployment and in his leisure time he enjoys photography, mountaineering and camping. Masoud blog on Java EE, Software Architecture and Security at his java.net blog and you can follow him at his twitter account Masoud can be reached via Kalali@gmail.com in case you had some queries about the book or if you just felt like talking to him about software engineering.