This book is vitally important because performance activities is become one of the main task for officer or manager in every organization. In every organization, human beings or workers play a vital role in determining its survival. Human capital, or workers, have become the ultimate assets compared with other resources (money, land, machine, factory, hardware, software, material, equipment and etc), and are the key or prerequisite factors in making the operation of the organization or factory runs as planned. Linking the appraisal system to the reward system means that it can be used as a strategic tool by organizations to achieve their mission and vision.

Thus, there are reasons why the appraisal process and decisions have become very popular issues of management concern and academic study. Appraised activities give direct or indirect impact to workers performance in the workplace. Today, nobody can deny the important of performance appraisal activities as one of the important activity in human resource management functions. This book is interested in understanding the information processing system in the performance appraisal decision. In exploring the information processing system, which occurs in the decision-making process, this book will utilize the practice of cognitive processing model.