| 1984 - present | University of Chicago |
|---|---|
| Present position (appointed to rank in 1997) | Edward Carson Waller Distinguished Service Professor, Departments of Linguistics and Computer Science |
| Senior Fellow, Computation Institute of Argonne National Laboratory and the University of Chicago (appointed 1999) | |
| Committee on Computational Neuroscience | |
| 1991-1995 | Chairman of Department of Linguistics |
| 1991-1992 | Director, Center for Information and Languages Studies |
| 2003 (Summer) | Visiting Professor, Michigan State University/LSA Linguistics Institute |
| 1995-1996; 1997, 1998 Winter quarter | Visiting Scholar, Microsoft Research, Redmond WA |
| 1976 - 1984 | Indiana University: Assistant Professor, Associate Professor, Professor of Linguistics |
| 1987 (Summer) | Visiting Professor, Stanford University/LSA Linguistics Institute |
| 1983 (Summer) | Visiting Professor, University of California at Los Angeles/LSA Linguistics Institute |
| 1982 (Summer) | Visiting Professor, University of Maryland/LSA Linguistics Institute |
| 1982 (Spring) | Visiting Professor, University of California at San Diego |
| 1980 (Summer) | Professeur invité, Université du Québec à Montréal |
| 1979-1980 | Andrew Mellon Faculty Fellow, Harvard University |
| 1977 (Summer) | Visiting Professor, McGill University |
Information theoretic approaches to phonology: the case of Finnish vowel harmony. With Jason Riggle.
Learning phonological categories (with Aris Xanthos). Submitted for review. Morphological analogy: Only a Beginning. To appear in In James P. Blevins and Juliette Blevins (eds.), Analogy in Grammar: Form and Acquisition. Oxford: Oxford University Press. (2008) Generative phonology: its origins, its principles, and its successors. With Bernard Laks. To appear in The Cambridge History of Linguistics, edited by Linda Waugh and John E. Joseph.