The systematic study of human-computer interaction has arguably been the most significant factor driving the exponential increase in technology acceptance, diffusion, and utilization, over the past two decades, as well as the technology-driven productivity gains that have benefited a full spectrum of organizations. Human Computer Interaction: Concepts, Methodologies, Tools, and Applications penetrates the human computer interaction (HCI) field with more breadth and depth of comprehensive research than any other publication. The four-volume set contains more than 200 authoritative works from over 250 leading experts in the field of human computer interaction. This groundbreaking collection contains significant chapters in topics such as Web logs, technology influences, and human factors of information systems and technologies. Human Computer Interaction: Concepts, Methodologies, Tools, and Applications is the single vital source for practitioners and academicians aspiring to expand their knowledge of HCI