• born May 18, 1947 in Solothurn (Switzerland)
• primary education in Fribourg (Switzerland), 1953 - 1958
• high school in Fribourg (Switzerland), 1958 - 1966,
• studies at the Swiss Federal Institute of Technology, Zurich, 1966-1970
• diploma as rural engineer (dipl. Kulturing. ETH)
• work with Locher & Cie, Zurich, on a building site, 3 months in 1971
• employed at the Laboratory of Hydraulics, Hydrology and Glaciology of the Swiss Federal Institute of Technology, April 1971 - September 1994
• head of river section, 1975 - 1989
• leave spent at Lincoln College, Canterbury, New Zealand, Oct. 1978 - July 1979
• doctoral degree (Dr. sc. techn.) at the Swiss Federal Institute of Technology, on alternate bars in rivers, 1983
• part time lecturer  at the Swiss Federal Institute of Technology, 1983-2012
• head of the newly created river division at the Laboratory of Hydraulics, Hydrology and Glaciology of the Swiss Federal Institute of Technology, 1989 -  1994
• thesis to obtain the qualification as a reader at the Swiss Federal Institute of Technology, (venia legendi, Privatdozent), 1992; inaugural lecture in June 1993
• Consulting River Engineer, since 1994

Nationality : Swiss

Languages : German, French, English, Italian

Married to Alica Jaeggi-Kis

Sons: Dominique Jaeggi, Pascal Jaeggi, Adrian Jaeggi

Sports: Swiss marathon champion 1974 and 1976