Education
| 1999 | Ph.D. degree awarded, University of Leiden. Department of Comparative and Historical Linguistics |
| 1997 | A.b.D. degree awarded, University of California, San Diego. Linguistics Department |
| 1995-1997 | Postgraduate study at the University of California, San Diego. Linguistics Department |
| 1988 | Candidate degree awarded, Institute of Linguistics of the Russian Academy of Sciences, Moscow. Department of Finno-Ugric languages |
| 1985-1988 | Postgraduate study at the Institute of Linguistics of the Russian Academy of Sciences, Moscow. Department of Finno-Ugric languages |
| 1985 | M.A. degree awarded, Moscow State University. Department of General Linguistics |
| 1980-1985 | Undergraduate study at Moscow State University. Department of General Linguistics |