This book constitutes the refereed proceedings of the Third International Symposium on Information Management in a Changing World, IMCW 2012, held in Ankara, Turkey, in September 2012. The 16 revised full papers presented together with three keynotes were carefully reviewed and selected from more than 30 submissions. The papers are organized in topical sections on e-science and information management, scholarly communication and institutional repositories, information literacy and academic libraries, and different perspectives on information management.