Aon Corp. has appointed Matthew Levin as executive vice president and head of global strategy. He will be responsible for developing Aon's overall global strategy. he will report directly to Aon President and CEO Greg Case and serve on Aon's global Executive Committee. Levin, 38, has more than 16 years experience in corporate development and strategy, where he led growth initiatives for a number of Fortune 1000 companies, including Hewitt Associates, Neustar and IHS, a global provider of technical information and decision support tools. Levin recently served as senior vice president of corporate development and strategy at Hewitt Associates, where he was a core member of the team that led the merger between Aon Consulting and Hewitt Associates in October 2010.