Bachelor of Science, University Utah, 1953. Master of Science, University Utah, 1951. Doctor of Philosophy, Cornell University, 1965.
Project development engineer, Phillips Petroleum, Bartlesville, Oklahoma, 1955-1956; chief engineer, Buehner concrete, Murray, Utah., 1956-1961; professor сivil engineering, Brigham Young U., Provo, Utah., 1961-1978; senior research engineer, Hercules, Inc., Magna, Utah., 1970-1971; owner, Karren & Associations, Salt Lake City and Provo, Utah., since 1978.
Member Board Appeals, Provo, 1980-1985. Served to Lieutenant United States Navy, 1953-1956. Fellow American Society of Civil Engineers (president Utah section 1974-1975).
Member Structural Engineers Association Utah (board directors since 1984, president 1987-1988, uniform building code commission Utah chapter since 1989).
Married Anne Louise Henderson, November 21, 1953. Children: Kenneth Junior, Elizabeth, Phillip, Scott, Laura, Thomas, Catherine.