07.2018-present: Professor, University of Chciago

07. 2013 - 07.2018: Associate Professor, University of Chicago.

01. 2011 - 07.2013: Assistant Professor, University of Chicago.

09. 2006 - 12. 2010: Assistant Professor, Princeton University.

09. 2004 - 08. 2006: Research Associate, Harvard University.

09. 2002 - 08. 2004: Research Associate, University of Wisconsin, Madison

09. 1997 - 08. 2002: Graduate study, University of Michigan.