| Fall 2005-Summer 2006 | Leverhulme Trust Visting Fellow, Human Communication Research Centre, School of Informatics, University of Edinburgh. |
| Fall 2005-present | Associate Professor, Department of Computer Science, Rutgers University (New Brunswick). |
| Fall 1999-2005 | Assistant Professor, Department of Computer Science, Rutgers University (New Brunswick). |
| Fall 1998-Fall 1999 | Postdoctoral Fellow, Center for Cognitive Science, Rutgers University (New Brunswick). |
| Fall 1995-Fall 1998 | Graduate Fellow, Institute for Research in Cognitive Science, University of Pennsylvania. |
| Fall 1992-Fall 1995 | NSF Graduate Fellow, Department of Computer and Information Science, University of Pennsylvania. |
| PhD 1998 | Department of Computer and Information Science, University of Pennsylvania Modality in Dialogue: Planning, Pragmatics and Computation (Advisor: Mark Steedman) |
| ScB 1992 | Department of Cognitive and Linguistic Sciences, Brown University |