Terras (electronic communication, University College of London) examines the changing information environment and maturing technologies which underpin digital images, in a reference for those who use or create digital images for various applications in the library, archive, museum, culture and heritage sectors, or for those who wish to understand more about the digitization environment and issues regarding the format and longevity of both institutional and personal digital image data. Coverage includes an overview of the history of digital imaging technology; digital image fundamentals; image file formats and how image information is created, stored, and rendered by computer systems; how digital images have been used in the library, archive and cultural and heritage sectors; the growing use of digital imaging technologies by the general public; what information should be stored alongside digital imaging files to aid in their management, long-term sustainability and retrieval; and current issues in digital imaging. Annotation ©2009 Book News, Inc., Portland, OR (booknews.com)