This book contains the best papers from the International Conference on Web Inf- mation Systems and Technologies (WEBIST 2007), organized by the Institute for Systems and Technologies of Information, Control and Communication (INSTICC), endorsed by IW3C2, and held in Barcelona, Spain.

Invited Papers.- Programming Support and Governance for Process-Oriented Software Autonomy.- Representing and Validating Digital Business Processes.- I Internet Technology.- Semi-automated Content Zoning of Spam Emails.- Security and Business Risks from Early Design of Web-Based Systems.- Designing Decentralized Service Compositions: Challenges and Solutions.- Grid Infrastructure Architecture: A Modular Approach from CoreGRID.- The Privacy Advocate: Assertion of Privacy by Personalised Contracts.- Efficient Queries on XML Data through Partitioning.- Contract Based Behavior Model for Services Coordination.- Transparent Admission Control and Scheduling of e-Commerce Web Services.- II Web Interfaces and Applications.- Life Cases: A Kernel Element for Web Information Systems Engineering.- Finding Virtual Neighbors in 3D Blog with 3D Viewpoint Similarity.- Model Driven Formal Development of Digital Libraries.- Predicting the Influence of Emerging Information and Communication Technologies on Home Life.- RDF Collections.- Logging and Analyzing User’s Interactions in Web Portals.- A Semantics-Based Automatic Web Content Adaptation Framework for Mobile Devices.- III Society, e-Business and e-Government.- Summarizing Online Customer Reviews Automatically Based on Topical Structure.- The Structure of Web-Based Information Systems Satisfaction: An Application of Confirmatory Factor Analysis.- IV e-Learning.- Introducing Communities to e-Learning.- Evaluating an Online Module on Copyright Law and Intellectual Property.- Using Games-Based Learning to Teach Software Engineering.- Agility in Serious Games Development with Distributed Teams: A Case Study.- Improving the Flexibility of Learning Environments: Developing Applications for Wired and Wireless Use.- Evaluating an e-LearningExperience Based on the Sakai Environment.

This book constitutes the thoroughly refereed post-conference proceedings of the 3rd Interntaional Conference on Web Information Systems and Technologies, held in Barcelona, Spain, in March 2007. The 23 papers presented in this book were carefully reviewed and selected from 367 submissions. Their extended and revised versions are published in this book together with 2 invited lectures.The contributions cover topics on internet technology; Web interfaces and applications; society, e-business and e-government; and e-learning.