Mark E. Cermak, 56 Mr. Cermak has served as a member of our board of directors since July 2007. Previously, Mr. Cermak served as a director of CBOT since 1999. Mr. Cermak is currently Director of Execution Services at Fortis Clearing Americas and President of the William F. O'Connor Foundation. Previously, Mr. Cermak served as President, Futures Division at O'Connor & Company LLC from 1995 until it was acquired by Fortis Clearing Americas in 2006. Mr. Cermak served in the U.S. Army from 1969 to 1971 and has been a member of CBOT since 1987.