• Court of Appeals for the Third Circuit

  Judge

  2017 – present · 9 yrsAppointed by Donald John Trump

• Supreme Court of the United States

  Law Clerk

  1997 – 1998 · 1 yr

• Court of Appeals for the Fifth Circuit

  Law Clerk

  1994 – 1995 · 1 yr

Career

• founding affiliated faculty member

  Quattrone Center for the Fair Administration of Justice

  2013 – 2017 · 4 yrs

• professor of criminology

  2009 – 2017 · 8 yrs

• director

  Supreme Court clinic

  2009 – 2017 · 8 yrs

• Visiting associate professor

  University of Chicago Law School

  2006 – present · 20 yrs

• University of Pennsylvania Law School

  2006 – 2017 · 11 yrs

• professor of law

  2006 – 2017 · 11 yrs

• University of Pennsylvania Law School

  2005 – present · 21 yrs

• visiting associate professor

  2005 – present · 21 yrs

• Associate professor

  University of Iowa College of Law

  2001 – 2006 · 5 yrs

• Research fellow

  Yale Law School

  2000 – 2001 · 1 yr

• Assistant U.S. attorney

  Southern District of New York

  1998 – 2000 · 2 yrs

• Private practice

  Washington, D.C.

  1995 – 1997 · 2 yrs

Education