Employment

Virginia Commonwealth University, Professor and Chair, Department of Mathematic and Applied Mathematics, 2014-Present
Arizona State University, President's Professor, School of Mathematical and Statistical Sciences, 2012-2014
Arizona State University, Professor, School of Mathematical and Statistical Sciences, 2010-2012
National University of La Plata, Visiting Professor, Department of Mathematics, 2011
Institute for Defense Analyses, Center for Communications Research, La Jolla, Visiting Researcher, 2011
Autonomous University of Barcelona, Visiting Professor, Center for Mathematical Research and Department of Mathematics, 2010
Arizona State University, Associate Professor, Department of Mathematics and Statistics, 1996-2010
Arizona State University, Associate Chair, Department of Mathematics and Statistics, 2002-2004
Institute for Defense Analyses, Center for Communications Research, Princeton, Visiting Researcher, 1997
The Johns Hopkins University, Visiting Professor, Department of Applied Mathematics and Statistics, 1997
Dartmouth College, Visiting Professor, Department of Mathematics, 1997
Vanderbilt University, Visiting Professor, Department of Mathematics, 1996
Arizona State University, Assistant Professor, Department of Mathematics and Statistics, 1990-1996