Party affiliation: Green Party of Switzerland
Founder and First President, Swiss Ecologist Party, 1983. National Council; adopted on electoral list, Geneva Ecologist Party, 1983. Deputy. High Council, Geneva, 1983, re-elected 1987.
Member of Nationalrat. Member, Foreign Affairs Comm. Member, Environmental Comm.
President, Redaction Comm. Journalist for Lausanne Gazette, 1969-1972, for Swiss Radio, 1972-1978. For 'La Suisse’ (Switzerland) 1978-1980, freelance journalist, 1980-1982.
Editor WWF Switzerland, 1982-1990.