This document discusses the evolution of the concept of information literacy. It provides numerous definitions of information literacy, as well as related terms such as information competence, information competency, inquiry-based learning, lifelong learning, and 21st century skills. The document also discusses how information literacy frameworks have increasingly emphasized the importance of finding, evaluating, and using information for personal and academic purposes. Studies show that school librarians and libraries can help develop students' information literacy and boost academic achievement.