1982, MA in Business Admin. and Economics, Univ. of Goettingen; 1992, PhD in Strategic Management, Univ. of Wuerzburg. 1987-2007, various positions with Siemens, including: Executive Vice-President and Member, Executive Board, Medical Engineering Group; President and CEO, US; Member, Corporate Executive Committee and Managing Board; 2005-07, President and CEO. Since 2007, with Alcoa: President and Chief Operating Officer; since 2008, CEO; since 2010, Chairman. Chairman, US-Russia Business Council. Member, Chinese Premier’s Global CEO Advisory Council. Member, Foundation Board, World Economic Forum.