PhD in Economics, Cologne University. Started career as Senior Research Assistant, Cologne University; then Associate Lecturer in International Economic Relations. 1985, Director, Economics and Information Department, Carl Duisberg Society, Cologne. 1987-2011, Member of the German Bundestag, Whip and Security Policy Spokesman, FDP (Free Democratic Party) Parliamentary Group; Deputy Chairman, German-American Parliamentary Friendship Group; Secretary-General, FDP. 2000, President, European Liberal Democratic Reform Party (ELDR), Brussels, and Deputy Chairman and Foreign Affairs Spokesman, FDP parliamentary group. 1994-98 and 1999-2011, Minister of State (Deputy Foreign Minister), German Foreign Office, responsible for Political and Security Affairs, European Affairs, United Nations and Arms Control, and Commissioner for Franco-German Cooperation. Since 2012, President, European Investment Bank.