The 20th International World Wide Web Conference will take place in Hyderabad, India from Mar 28, 2011 to Apr 1, 2011.

WWW2011, the premier international conference on Web research, calls for outstanding submission along the following:

• Original and creative research papers/ posters, theoretical and / or practical
• Tutorial and Panel proposals on any topic of interest to the community
• Workshop proposals on any topic that is strongly related to WWW, but too nascent to cover thoroughly in the main conference
• Demonstration of potentially high-impact, innovative systems

Tracks

• Relevance and Ranking
• Search Systems and Applications
• Content Analysis
• Bridging Structured and Unstructured Data
• Behavioral Analysis and Personalization
• Social Systems and Graph Analysis
• Monetization
• Abuse, Security, and Privacy
• User Interaction and Mobility
• Performance, Scalability, and Availability
• Software Infrastructure
• Semantic Web
• Web Technology for Developing Regions

Exact time lines can be found here.