If you are wondering about my qualifications to write computer books, well,
- B.S. in Mathematics, Michigan State University, 1967
- PhD in Computer Science, The University of Texas, 1978
- Assistant Professor, The University of Texas, 1979
- Assistant Professor, The University of Tennessee, 1979-1985
- Senior Engineer, Burroughs to Lockheed Martin, 1985-1999
- Assistant Professor, Villanova University, 1999-2001
- Director, Masters in Computer and Information Technology, University of Pennsylvania
If you really want to know more, here's an old résumé.