Noriko HaraNoriko Hara is an Associate Professor in the School of Informatics and Computing at Indiana University Bloomington. Her research examines the means by which collective behaviors—including knowledge sharing, online mobilization, and communities of pratice—are enabled and/or impeded by information technology, and is rooted in the social informatics perspective. She is the author of Communities of Practice: Fostering Peer-to-Peer Learning and Informal Knowledge Sharing. Her publications have appeared in Journal of the American Society for Information Science & Technology, Information, Communication & Society, The Information Society, and Instructional Science among others. Read More Read Less