1. Adaptation, personalisation
   1. End-user tailorability of the Personal Learning Environment
   2. Context-awareness and adaptation
   3. Exploitation of social interaction in learning
   4. Recommendation
2. Support of learning activities
   1. Issue of control of Web 2.0 for learning
   2. Links between activities and tools
   3. How to combine pedagogic design and personal services?
   4. Personal environment for lifelong learning
   5. Support of collaboration
   6. Which activities would benefit best from Web 2.0 / social software?
   7. Role of taging in learning
   8. Collaboration/creativity seems to be limited to collecting& sharing data. What about co-creation & collaboration of knowledge?
   9. Existing Web 2.0 services (e.g., Facebook) are not suitable in a learning environment
   10. Social resistance to content creation in Web 2.0 - more browsers than authors.
3. Identity, trust and privacy
   1. Digital Identity issues
   2. Privacy issues
   3. Security of data & persons
   4. Difficulty to combine security levels of a wide variety of services (professional & personal)
   5. Trust issue about learning material when anybody can produce it
   6. Separation of private and professional use
   7. Social & cultural issues of being part of multiple communities
4. Technical approach
   1. How to link Web 2.0 services with legacy e-learning systems?
   2. How to construct a cross-platform e-portfolio?
   3. Management of data
   4. Impact of google wave?