Okonjo-Iweala was the Finance Minister of Nigeria, Africa’s largest economy, from 2003 to 2006, and then briefly the country’s Foreign Affairs Minister, the first woman to hold either position. From 2011 to 2015 she was again named Minister of Finance and Coordinating Minister for the Economy of Nigeria. Between those terms, from 2007 to 2011, she was one of the managing director of the World Bank and a candidate to the organization’s presidency. She is now a senior advisor at financial advisory and asset management firm Lazard, and she chairs the Board of the Global Alliance for Vaccines and Immunization. At the World Bank, she worked for change in Africa and assistance for low-income countries. As Finance Minister, she attacked corruption to make Nigeria more transparent and desirable for investment and jobs, an activism that attracted criticism from circles opposed to reform.