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Introduction
During the last two decades rapid technological developments have affected library services. Specifically for the last five years, Web 2.0 technologies, a second generation of the world wide web, have had a significant impact on the higher education sector as well as on libraries all over the world. Introducing the term in 2004, [24] O'Reilly (2006) defined Web 2.0 as:
Web 2.0 is the business revolution in the computer industry caused by the move to the internet as platform, and an attempt to understand the rules for success on that new platform. Chief among those rules is this: Build applications that harness network effects to get better the more people use them.
[9] Collins (2007) identified the principles of Web 2.0 as:
Community: Open conversation can lead to a sense of community and belonging within social sites.Conversation: User participation discussion and feedback are welcomed and encouraged.Participation: New information is created via collaboration between users. Everyone can create content; idea and knowledge for freely and are remixed and reused.Experience: Engagement with other users and the community as a whole is rewarding and provides some type of fulfillment.Sharing: Users can post about as much or as little of their lives as possible. (p. 253)
Many Web 2.0 technologies like blogs, microblogs, wikis, syndication of content through RSS, social bookmarking, media sharing, networking sites and other social software artifacts were incorporated in teaching and learning process in higher education. These technologies provide unique and powerful information sharing and collaborative features in teaching as well as with colleagues, administrative and libraries' staff ([11] Grosseck, 2009).
The traditional role of information professionals was to provide access to collection in the libraries. To provide services in emerging environment, libraries adopted Web 2.0 technologies with new nomenclature "Library 2.0," the term coined by Michael Casey ([6] Casey and Savastinuk, 2006). The concept of Library 2.0 means to take ideas and concepts from Web 2.0 and adopt them in library environment ([23] Needleman, 2007). The Web 2.0 environment helps library patrons to access information, develop insight and generate knowledge. To meet the growing needs of the patrons, [15] Heinrichs and Lim (2009) suggested that libraries needed to hire skilled librarians to provide expanded services to create and disseminate knowledge in the digital...