Will Miller is "Chairman and Chief Executive Officer of Irwin Financial Corporation of Columbus, Indiana, an interrelated group of financial services companies serving consumers and small businesses across the United States and Canada.
"r. Miller is a member of the board of Yale University, the Central Indiana Corporate Partnership, Cummins Foundation, and the Irwin-Sweeney Miller Foundation. He is also a member of the board of Cummins Inc. and the Independent Chair of three mutual funds managed by The Capital Group of Los Angeles (New Perspectives Fund, Euro Pacific Growth Fund and New World Fund).
"Mr. Miller is the chair of the Investment Committee of the Foundation and is a member of the Audit Committee, the Budget and Compensation Committee, and the Committee on Human and Community Development of the Foundation." 
"Mr. Miller is president of The Wallace Foundation, an independent, national nonprofit. He is also chairman of Irwin Management Company, a family investment management office in Columbus, Indiana. From 1990 to 2009, he was Chairman and CEO of Irwin Financial Corporation, a group of specialized financial services companies." 
- Director, MacArthur Foundation