Former chairmen of the Board of Trustees
| Mr. Yves Oltramare : |
|
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| Mr. Jean Zwahlen : | October 1993 - October 1999 | |
| Professor Bernard Fulpius : | October 1999 - December 2005 | |
| Mr. Jacques Rossier : | January 2006 - December 2008 February 2010 - December 2010 once again Chairman ad interim |
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| Mr. Charles Kleiber : | January 2009 - January 2010 |

