The document discusses Web 2.0, which refers to more dynamic and collaborative web applications. It defines Web 2.0 as the participatory web, where users can contribute and interact online; the amateurization of the web, where everyday users can publish content; the social web of networking sites; and being user-focused. The document also discusses why Web 2.0 is important for libraries and information professionals to engage patrons, facilitate knowledge sharing and collaboration, and provide new services. Finally, it outlines several Web 2.0 tools that libraries can adopt, such as blogs, wikis, social bookmarking, photo sharing and video sharing.

1. WEB 2.0 What is a web 2.0? Why is it important? How can it work for teachers, librarians and information professionals?

10. Why is it important? Why use Web 2.0?