This document provides an introduction to knowledge management (KM) and discusses its key concepts and evolution. It addresses: 1) KM gaining attention across disciplines as the economy shifts to knowledge-based. Effective KM drives innovation. 2) Knowledge is intangible and difficult to measure but critical to organizational survival. KM aims to increase useful knowledge through communication, learning opportunities, and knowledge sharing. 3) A KM initiative requires a focus on people, processes, and technology to create, share, and apply both explicit and tacit knowledge across the organization.