This revised edition of Schrodt's guide to microcomputer uSAGE for social scientists reflects the changes in systems, software and uSAGE which have taken place over the last three years. Schrodt adds material on: the Apple Macintosh system, the development of mainframe-quality statistical packages for micros, the development of Pascal and C as programming languages, the introduction of affordable desk-top publishing, graphics editing and RAM-resident utilities.