Professor of Mathematics
Department of Mathematical Sciences
University of Delaware
Newark DE 19716 USA
Areas: Algebraic Design Theory, Coding Theory/Sequences, and Finite Geometry; Additive Number Theory/Combinatorics; Association Schemes. My research was supported by an NSF grant DMS 1001557. This year I am on leave at the NSF, where I am a Program Director in Combinatorics.
An Editor-in-Chief of The Electronic Journal of Combinatorics
Editorial Board, Designs, Codes and Cryptography
Editorial Board, Journal of Combinatorial Designs
Editorial Board, Journal of Combinatorics and Number Theory
I have no teaching duties this year.
Seminars and Conferences
Discrete Math Seminar at Delaware
WilsonFest: A conference in honor of Rick Wilson, Caltech, March 25--29, 2012.
Rocky Mountain Discrete Mathematics Days, Colorado State University, Fort Collins, Colorado, May 18--19, 2012.
SETA 2012 - Sequences and their applications, University of Waterloo, Canada, 4--8 June 2012.
Combinatorics 2012, Perugia, Italy, 9--15 September 2012.
Current and Former students
David B. Chandler, Ph. D. 2004.
Frank Fiedler, Ph. D. 2004.
Zeying Wang, Ph. D. 2008.
Junhua Wu, Ph. D. 2008.