This book constitutes the refereed proceedings of the 4th International Symposium on Information Management in a Changing World, IMCW 2013, held in Limerick, Ireland, in September 2013. The 12 revised full papers presented together with three keynotes were carefully reviewed and selected from 31 submissions. The papers deal with the following topics: Cloud Architectures and Cultural Memory; Cloud Computing Beyond the Obvious: An Approach for Innovation; Cloud Computing: A New Generation of Technology Enables Deeper Collaboration; Evaluation of Conditions Regarding Cloud Computing Applications...