Bachelor of Science, Mousel University, 1977. Doctor of Philosophy, Lund University, 1997. Doctor of Science, Vaxjo University, 2000.
Maintenance engineer Aldowra, Baghdad, Iraq, 1977-1979, private companies, Syria, Lebanon, 1979-1984. Consultant Knight AB, Linkoping, Sweden, 1985. Teacher, researcher Linkoping University, Sweden, 1986-1990.
Research & development engineer Vibrationsteknik AB, Norrkoping, Sweden, 1992-1994. Department head Vaxjö University, Sweden, 1997, professor, since 2003. Development engineer Medius Marketing, Linkoping, 1986-1990.
Consultant TUME Konsult, Linkoping, 1990-1998.
Member American Chemical Society (science board section), Swedish Maintenance Society.
Married Nasik Al-Najjar, September 14, 1977. Children: Midea, Aman, Jenna.