This book constitutes the refereed post-conference proceedings of the 5th European Conference on Information Literacy, ECIL 2017, held in Saint Malo, France, in September 2017. The 84 revised papers included in this volume were carefully reviewed and selected from 358 submissions. The papers cover a wide range of topics in the field of information literacy and focus on information literacy in the workplace. They are organized in the following topical sections: workplace information literacy, employibility and career readiness; data literacy and research data management; media literacy; copyright literacy; transliteracy, reading literacy, digital literacy, financial literacy, search engine literacy, civic literacy; science literacy; health information literacy; information behavior; information literacy in higher education; information literacy in K-12; information literacy instruction; information literacy and libraries; and theoretical framework.