The document discusses the evolution of the role of HR professionals over time from welfare officers to strategic HR. It notes that HR needs to shift its focus from traditional transactional roles to more strategic roles by expanding its focus. It outlines four distinct roles identified by Dave Ulrich - strategic partner, change agent, administrative expert, and employee champion. For each role, it describes the key responsibilities and skills required. It emphasizes the need for HR to balance being a strategic partner while also advocating for employees. Finally, it stresses the importance of mastering both operational and strategic work.