Party affiliation: Ecologist Party
Founder member of Ecolo, since 1980. Secretary, Ecolo, Liège Region, 1980-1981. Deputy Liège, 1981-1991.
President, EcoloAgalev Group, Chamber of Representatives, 1986-1991. Member. Commissions and Council of French Community, Chamber of Representatives, until 1991. Senator; member of Council.
Walloon Region; Teacher of Geography and Social Sciences, 1971-1981. Administrator, Centre of Study and Training in Ecology (CEFE). Administrator, Youth and Ecologie.