Prepare your students with a solid understanding of the fundamentals of information systems using today's most current, concise overview from leading authors Ralph Stair and George Reynolds. This text relies upon nine chapters to explore the core principles of IS and examine how it's practiced today. Students gain a strong understanding of the latest developments and their impact on the rapidly changing role of today's IS professional. As many as 140 new examples and references in each chapter keep the presentation as current as possible. New discussion focuses on the increased use of cloud computing throughout the world and the latest in mobile solutions and challenges in IS today. Students see, first-hand, how information systems can increase profits and reduce costs as they review new information on e-commerce and enterprise systems, artificial intelligence, virtual reality, green computing, and other issues reshaping IS today. Expanded material introduces the challenges and risks of computer crimes and hacking as well as cyberterrorism.