Dr. Ferhan Atici Ph.D., University of Nebraska, 1995. Associate Professor Research Interests: -- Difference equations, differential equations, analysis on a time scale. Dr. Melanie Autin Ph.D., University of South Carolina, 2007. Assistant Professor Research Interests: -- Generalized additive models; statistical education; environmental statistics. Dr. James B. Barksdale, Jr. Ph.D., University of Arkansas, 1969. Professor (WKU Transitional Retirement Plan Participant) Research Interests: -- Functional analysis, normed linear spaces, Banach spaces. Dr. Tilak Bhattacharya Ph.D., Purdue University, 1988. Assistant Professor Research Interests: -- Nonlinear PDEs. Dr. Barry Brunson Ph.D., Indiana University, 1982. Professor (WKU Transitional Retirement Plan Participant) Research Interests: -- Probability theory, statistical inference. Dr. Robert Crawford Ph.D., Indiana University, 1970. Professor Research Interests: -- Category theory; theoretical computer science. Dr. Bela Csaba Ph.D., Rutgers The State University of New Jersey, 2000. Assistant Professor Research Interests: -- Graph theory; combinatorics; probabilistic methods; theoretical computer science. Dr. Molly Dunkum Ph.D., University of Kentucky, 2005. Assistant Professor Research Interests: -- Homological Algebra. Dr. Claus Ernst Ph.D., Florida State University, 1988. Professor Research Interests: -- Low dimensional, geometric topology and knot theory; physical knots and their applications to molecular biology and chemistry. Dr. Jemal Gishe Ph.D., University of South Florida, 2006. Assistant Professor Research Interests: -- Orthogonal polynomials; special functions; symbolic computations. Dr.  Peter Hamburger Ph.D. Eötvös Loránd University, Budapest Hungary, 1971 Professor & Department Head Research Interests: -- Combinatorics, topology and graph theory. Dr. Nezam Iraniparast Ph.D., University of California at Davis, 1984. Professor Research Interests: -- Partial differential equations; specifically, hyperbolic characteristic initial boundary value problems which can be described as determining waves from prescribedinitial data and the data along the paths of propagation. Dr. Bruce Kessler Ph.D., Vanderbilt University, 1997. Professor Research Interests: -- Approximation theory, wavelet theory and its applications to signal processing, the use of fractal surfaces to generate scaling vectors and multiwavelets for analyzing digital images. Dr. Mikhail Khenner Ph.D., Perm State University, Russia, 1998. Assistant Professor Research Interests: -- Physical applied mathematics and modeling. More specifically, PDE-based modeling in materials science and crystal growth. Dr. Dominic Lanphier Ph.D., University of Minnesota, 1999. Associate Professor Research Interests: -- Number theory, automorphic forms and L-functions, discrete mathematics. Dr. Hope Marchionda Ph.D., Clemson University, 2006. Assistant Professor Research Interests: -- Mathematics Education. Dr. Vivian Moody Ph.D., University of Georgia, 1997. Associate Professor Research Interests: -- Mathematics Education. Dr. David Neal Ph.D., University of Florida, 1988. Professor Research Interests: -- Probability theory, stochastic processes, random walks, statistical inference. Dr. Lan Nguyen Ph.D., Ohio University, 2002. Associate Professor Research Interests: -- Semigroups of operators and Cauchy problems; autonomous and nonautonomous differential equations in abstract spaces. Dr. Attila Por Ph.D., Eötvös Loránd University (Budapest, Hungary), 2003. Assistant Professor Research Interests: -- Combinatorial geometry, combinatorics, convex geometry. Dr. Jonathan Toyhacao Quiton Ph.D., University of South Carolina, 2007. Assistant Professor Research Interests: -- Parametric and nonparametric methods in survival analysis; recurrent events; applied stochastic processes; statistical methods for biological rhythmic data. Dr. Tom Richmond Ph.D., Washington State University, 1986. Professor Research Interests: -- General topology, ordered sets, partially ordered topological spaces and compactifications. Dr. Mark Robinson Ph.D., University of Kentucky, 1991. Professor Research Interests: -- Numerical solutions of differential equations. Dr. Richard Schugart Ph.D., North Carolina State University, 2005. Assistant Professor Research Interests: -- Mathematical Biology. Dr. John Spraker Ph.D., Indiana University, 1987. Professor Research Interests: -- Complex variables, operator theory and differential equations. Dr. Wanda Weidemann Ed.D., Vanderbilt University, 1990. Professor Research Interests: -- Mathematics education, curriculum development to enhance the content knowledge of both preservice and inservice teachers. Dr. Di Wu Ph.D., Iowa State University, 2006. Assistant Professor Research Interests: -- Computational Biology and Optimization.