From one of the foremost authorities on the design of user interfaces, this unique collection of ideas and opinions, while focusing on the Macintosh, neatly captures the underlying principles of all graphical user interfaces. Using ideas from such diverse sources as Information Theory, Carl Jung, and even professional beekeeping, the book provides a framework for achieving a deep understanding of user interface design. With humor and thought-provoking insights, Bruce Tognazzini explores the central issues of human-computer interaction, including the challenges presented by multimedia applications, agents, virtual reality, and future technologies. Drawn from his long experience of working with developers, the book provides practical guidelines for developing successful applications that users will find simple, clear, and consistent. "Tog on Interface" is fascinating reading for all those concerned with the relationship between people and computers.