Understanding Computers: Today and Tomorrow gives your students a classic introduction to computer concepts with a modern twist! Known for its emphasis on industry insight and societal issues, this text makes concepts relevant to today’s career-focused students and has increased emphasis on mobile computing and related issues such as mobile commerce and mobile security.Understanding Computers: Today and Tomorrow, Introductory 15th Edition by Deborah Morley; Charles S. Parker and Publisher Cengage Learning. ISBN: 9781305437319, 1305437314. The print version of this textbook is ISBN: 9781285767307, 1285767306.