This document discusses different types of knowledge workers (KWs) including core KWs, non-core KWs, specialty KWs, portable KWs, and creative KWs. It also outlines core competencies of KWs such as thinking skills, continuous learning, innovative teams and teamwork, innovation and creativity, and risk-taking. Approaches to rewarding KWs are discussed, including total reward policies, recognition and praise, career structures, and pay flexibility. Finally, factors that can limit KWs' productivity are presented, like time constraints, working smarter vs harder, unrelated tasks, work schedules, and lack of motivation.