This document discusses definitions and models of human capital management. It defines human capital management as developing strategies to manage an organization's human capital portfolio effectively. While personnel management and HR are similar, human capital management focuses more on measuring and analyzing human capital to improve business performance and engagement. The goals of human capital management include making better use of people, providing guidance on HR and business strategies, and encouraging processes to assess future workforce needs. The document examines models and dimensions of human capital put forth by researchers Linda Merrit, Marcel van Marrewijk, Joanna Timmers, and Andrew Mayo.