Matthias Platzek is the Chairman of the German-Russian Forum since 2014. He has been a member of the SPD since 1995 and was elected Prime Minister of Brandenburg in 2002−2013. In 2005−2006 he was also Chairman of the SPD. From 1998 to 2002 he served as Mayor of Potsdam, the capital of Brandenburg. In 1990−1998, he was Minister for the Environment and Regional Planning in Brandenburg. In 1990 he was a minister without portfolio in the transitional GDR government, then joined the Bundestag as a member of the People's Chamber of the GDR (Volkskammer) for the Green Party. In November 1989 he became a founding member and speaker of the Green League association, in 1990−1992 he was a member of the Landtag of Brandenburg for the Alliance 90. Matthias Platzeck studied biomedical cybernetics at the Ilmenau University of Technology in Thuringia and received an engineering degree. He was born in 1953 in Potsdam.