revision preference src: He served as Secretary of Foreign Affairs, Secretary of Social Development, Secretary of Energy and twice as Secretary of Finance and Public Credit. <SEP> tgt: During President Felipe Caldero ́ n's administration, Meade served as Chief of Staff to the Secretary of Finance and Public Credit, Undersecretary of Finance and Public Credit, and later on he became a member of the Cabinet, serving as Secretary of Energy, and Secretary of Finance and Public Credit.