Katherine Marie O'Brien

Kenyon College, 1992; University of Colorado at Boulder, B.A., 1994; University of Colorado at Boulder, B.A., 1994; University of Colorado at Boulder, B.A., 1994; University of Colorado at Boulder, B.A., 1994; University of Colorado at Boulder, B.A., 1994; University of Colorado at Boulder, B.A., 1994; University of Colorado at Boulder, B.A., 1994; University of Colorado at Boulder, B.A., 1994

Pennsylvania State University, Dickinson School of Law, J.D., 1998

1998

2009, Illinois; 2004, U.S. District Court, Northern District of Illinois; 2005, U.S. Supreme Court

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