 Professor and PhD Program Director Email: callan@cs.cmu.edu
Office: 5419 Gates & Hillman Centers
Phone: 412-268-4525
Research Areas: Information Retrieval, Text Mining and Analytics |
 Professor (On Leave) Email: jcassell@andrew.cmu.edu
Office: 5107 Gates & Hillman Centers
Phone: 412-204-6268 |
