Communication technologies surround us in every part of our lives: via television, web, blogging, mass media, and much more. How do people in business keep up with the latest and greatest trends, and how do they differentiate good information from bad information? How do they get help analyzing information and coming to conclusions about trends that will impact their businesses and business decisions? How do they consider the environmental and sustainability issues surrounding communication technology? This book answers these essential questions. It's for professionals and students working in telecommunications, including electronic mass media, digital signage, computers, consumer electronics, games, satellites, and telepresence. The best of the best minds on these topics all come forward here, each in their own chapter, to report on, analyze, and make recommendations, for the new edition of this definitive guide to new technologies. New to this edition: New coverage of historical perspectives on communication technology bring the ideas and concepts to the forefront, providing a thoroughly grounded approach designed to appeal to professors looking for more the why's than the how's of communication technology New chapters on digital cinema, mobile commerce, digital television, cinema technologies, e-books, home video, digital audio, and telepresence. As always, every chapter is updated to reflect the latest trends on the topic Brand new! Instructor's manual with testbank and sample syllabus (cw.routledge.com/textbooks/instructordownload/) Companion website--brand new for this edition, including chapter-by-chapter additional coverage of technologies and further resources (commtechupdate.weebly.com)