Education and employment
| 1962-1968 | Computer programmer, 'I/S Datacentralen af 1959', Copenhagen, DK. (Part time from 1967. |
| 1971 | M.Sc. (cand. psych.), University of Copenhagen, DK. |
| 1971-1981 | Associate professor, Institute of Psychology, University of Aarhus, DK. |
| 1981 | Ph.D., (lic. pych.), University of Aarhus, Denmark. |
| 1978-1982 | Research fellow, Risø National Laboratory, Electronics Department. |
| 1982-1985 | Head, Man-Machine Interaction Research Division, OECD Halden Reactor Project (Norway). |
| 1985-1986 | Associate professor, Psychological Laboratory, University of Copenhagen. |
| 1985-1986 | Senior researcher, Advanced Information Processing Division (AIP), Computer Resources International (CRI), Copenhagen, Denmark |
| 1986-1987 | Manager, Research & Development Department, AIP Division, CRI. |
| 1987-1989 | Manager, Production & Development Department, AIP Division, CRI. |
| 1989-1991 | Senior consultant, Business Development, Space Division, CRI |
| 1990-1992 | External lecturer (Artificial Intelligence), University of Copenhagen. |
| 1991-1993 | Principal scientist, Space Division, CRI |
| 1992-1993 | Scientific consultant, European Institute of Engineering and Cognitive Science (EURISCO), France. (Part time.) |
| 1993-1995 | Technical Director, Human Reliability Associates Ltd., (UK) |
| 1995-1999 | Principal Advisor, Man-Machine Systems Division, OECD Halden Reactor Project (Norway) |
| 1997-1999 | Adjunct Professor (Human-Machine Interaction), Department of Industrial Engineering, University of Linköping (Sweden) |
| 1999- | Professor (Human-Computer Interaction), Department of Computer and Information Science, University of Linköping (Sweden) |
| 2006- | Professor & Industrial Safety Chair, École des Mines de Paris, Sophia Antipolis (France) |