• Born in Balingsta, Sweden, February 4 1925.
• Married Anne Buttimer in Cork, 26 July 1979.
• Died 3 May 2005 in Dublin.

Examina:

• Royal Institute of Technology, School of Engineering Physics, 1949
• Techn. Dr. at the Royal Institute of Technology, School of Aeronautics and Ship-Building, 1956

Employments:

• Part-time Assistant of General Aero- and Hydromechanics (1949-55) and of Solid Mechanics (1952-54) at the Royal Institute of Technology
• Research Section of the Royal Swedish Fortifications Administration, July 19, 1948 - June 30, 1959. (Deputy Head of the Section 1956-59)
• Assoc. Professor of Solid Mechanics at the Royal Institute of Technology, July 1, 1959 - August 31, 1961
• Professor of Solid Mechanics at Lund Institute of Technology (from 1969 faculty of Lund University), September 1, 1961 - December 31, 1989 (retirement).
• Prorector of the Lund Institute of Technology 1961-65
• Rector of the Lund Institute of Technology 1965-66
• Dean of the Schools of Engineering Physics (1961-64 and 1985-87), Electrical Engineering (1962-64) and Mechanical Engineering (1963-66)
• President of the Association for Ecological Design, Svedala, Sweden 1982-1992

Activities outside Sweden:

• 1952: Assistant to prof. W. Weibull at an Oceanographic Expedition to the Mediterranean Sea with the objective of measuring sediment layer thicknesses by means of acoustical methods.
• 1969: Appointed by the Swedish Government to take part in an international committee requested by the Ethiopian Government. The objective was to review and evaluate the programs in technical education in Ethiopia
• 1975: Invited by Japan Society for Promotion of Science to research work at Tohoku University, Sendai, Japan, during three months. The visit included lecturing at various places in Japan, from Muroran and Sapporo in the North to Nagasaki in the South.
• 1976: Invited by California Institute of Technology as a Sherman Fairchild Distinguished Scholar. I spent six months at the Institute, performing research work and gave a seminar series of fracture mechanics (about a dozen seminars) on an advanced level (audience: Professors J. Knowles, E. Sternberg, W. Knauss, Ch. Babcock, D. Wood, Th. Vreeland, R.
• 1979-1981: Visiting Professor of Engineering, Brown University, Providence, R.I., USA.
• 1992–2005: Visiting Professor of Mathematical Physics, University College Dublin, Dublin, Ireland
• 1996–2002: Faculty Senior Fellow of Mathematical Physics, University College Dublin, Dublin, Ireland.

Memberships:

• Member of Scanian Engineers’ Club since 1961 (one period vice chairman) Honorary Member 1987
• Member of the Organizing Committee for an Institute of Technology in Lund (1964-69, executive member 1965-66).
• Vice chairman of the Committee for Planning University Premises and Equipment in Southern Sweden (1964-79).
• Member of the Swedish Academy of Engineering Sciences since 1964 (one period vice chairman of the section for Basic and Frontier Technological Sciences).
• Member of the Royal Physiographical Society since 1966.
• Honorary Member of the International Cooperative Fracture Institute since 1976.
• Founder Member of the International Society for the Interaction of Mechanics and Mathematics since 1977.
• Member of the Royal Swedish Academy of Sciences since 1989.

Awards:

• The Best Fracture Paper in 1999, awarded by the Editorial Boards of the International Journal Fatigue and Fracture of Engineering Materials and Structures and its publisher, Blackwell Science, in 2000.
• The Honorary Award of the Swedish National Committee for Mechanics, for Considerable contributions within the field of Mechanics, in 2001.