4-PhD IN INFORMATION & COMPUTER SCIENCE (INFORMATICS), LUND UNIVERSITY, SWEDEN,1993
3-MSC IN INFORMATION & COMPUTER SCIENCE, LUND UNIVERSITY, SWEDEN,1989
2-BSC IN INFORMATION & COMPUTER SCIENCE, LUND UNIVERSITY, SWEDEN,1986
1-H.N.D IN COMPUTER SCIENCE, TEESSIDE UNIVERSITY, ENGLAND, MIDDELSBROUGH, 1978
PhD & MASTER THESIS WERE ABOUT EXPERT SYSTEMS DEVELOPMENT, PUBLISHED AT LUND UNIVERSITY, DEPT. OF INFORMATICS, 1993