JOB SHIFT: How to Prosper in A Workplace Without Jobs. By William Bridges. (Addison-Wesley, 1994, 256 pp, bibliography, index, ISBN 0-201-48933-3). Reviewed by Claude Whitmyer for AHP Perspective. A slightly revised version of this review was published in the Journal of Management Consulting, Vol. 9, No. 3, May 1997. Here's a book to make you sit up and pay attention. The job as we know it is dead, and William Bridges makes a good case…