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Ph.D. MIT 1966

Research Interests:� Polynomial convexity, uniform approximation , Banach algebras, conditional expectation

Selected Publications:

1. Continuous boundary values of analytic functions of several complex� variables, Proc. Amer. Math. Soc. 21 (1969), 463-466.
2. A new proof of a theorem of Hormander and Wermer, Mathematische Annalen 200 (1976), 59-63.
3. Uniform approximation on the graph of a smooth map in C^n, Canad. J. Math. 32 (1980), 1390-1396.
4. On the polynomial convexity of the union of two maximal totally real subspaces of C^n, Mathematische Annalen� 282 (1988), 131-138.
5. (with A. Lambert) A class of operator algebras� induced by probabilistic conditional expectations, Michigan. Math. J.� 40(1993), 359-376.
6. (with J. Daughtry and A. Lambert) Invariance of Spectrum for Representations of C*-Algebras on Banach Spaces, Proc. Amer. Math. Soc.127(1997), 189-198.
7. (with J. Campbell and A. Lambert) Localizing sets and the structure of sigma algebras, Indiana University Mathematics Journal 47(1998), 913-938.