Each of these topic areas is expanded below but the sub-topics list is not exhaustive. Papers may address one or more of the listed sub-topics, although authors should not feel limited by them. Unlisted but related sub-topics are also acceptable, provided they fit in one of the following main topic areas: 1. INTERNET TECHNOLOGY 2. WEB INTERFACES AND APPLICATIONS 3. SOCIETY, E-BUSINESS AND E-GOVERNMENT 4. WEB INTELLIGENCE 5. MOBILE INFORMATION SYSTEMS AREA 1: INTERNET TECHNOLOGY Authentication and Access Control Databases and Datawarehouses Distributed and Parallel Applications Protocols and Standards System Integration Web Programming Web Security and Privacy Web Services and Web Engineering XML and Data Management AREA 2: WEB INTERFACES AND APPLICATIONS Accessibility Issues and Technology Big Data for Internet-based Services Metadata and Metamodeling Multimedia and User Interfaces Personalized Web Sites and Services Portal Strategies RESTful Web Services Searching and Browsing Usability and Ergonomics User Modeling Web Geographical Information Systems Service Oriented Architecture and Methodology AREA 3: SOCIETY, E-BUSINESS AND E-GOVERNMENT B2B, B2C and C2C Communities of Interest Communities of Practice e-Business and e-Commerce e-Government e-Payment Knowledge Management Social and Legal Issues Social Media Analytics Social Networks and Organizational Culture Web 2.0 and Social Networking Controls AREA 4: WEB INTELLIGENCE Collective Intelligence Computational Intelligence on the Web Data Mining Learning User Profiles Meta-Knowledge Discovery and Representation Opinion Mining and Sentiment Analysis Privacy and Confidentiality Recommendation Systems Text Mining User-Centric Systems Web Information Filtering and Retrieval Web of Things Ontology and the Semantic Web AREA 5: MOBILE INFORMATION SYSTEMS App Development Methods Context Aware Media Tagging Context Awareness Context Detection Mobile APIs and Services Mobile Cloud Mobile Commerce Mobile Learning Mobile Media Sharing Systems Mobile Navigation and Assistance Mobile Social Network Interaction Social Network Awareness