Ποιος χρονολόγησε Thomas Christen;

Thomas Christen, né le 6 février 1975, est une personnalité politique suisse et membre du Parti socialiste suisse (PS). De 2006 à 2013, il occupe le poste de secrétaire général du PS, avant de devenir le collaborateur personnel d'Alain Berset.

Ursula Wyss (born 8 February 1973 in Davos) is a Swiss politician, economist and urban planner. She represented the Canton of Bern in the Swiss National Council as member of the Social Democratic Party of Switzerland (SP) from 6 December 1999 to 3 March 2013. From January 2013 to December 2020 she was an executive member (Gemeinderätin) of the city of Bern.