This document summarizes key points from Chapter 1 of the textbook "Human Resource Management" by Gary Dessler. It introduces human resource management (HRM) as the process of managing employee recruitment, training, performance evaluation, compensation, and labor relations. HRM is important for all managers to effectively achieve organizational goals. The chapter outlines responsibilities of both line and HR managers. It also discusses trends influencing HRM, like globalization, technology, and workforce demographics. Evidence-based HRM is defined as using data and research to inform HR decisions. The chapter concludes by outlining the book's focus on HRM's role in developing a diverse workforce to address current economic challenges.