My research interests are symplectic geometry, algebraic topology, algebraic geometry, linear algebra and graph theory.

1. Minimum rank, maximum nullity, and zero forcing number of simple digraphs (with Berliner, Catral, Hogben, Young). Electronic Journal of Linear Algebra, 26 (2013), 762-780.

2. Zero forcing number, maximum nullity, and path cover number of subdivided graphs (with Catral, Cepek, Hogben, Lazebnik, Young). Electronic Journal of Linear Algebra, 23 (2012), 906-922.

3. Propagation time for zero forcing on a graph (with Hogben, Kingsley, Meyer, Walker, Young) Discrete Applied Mathematics 160 (2012): 1994-2005.

4. Effect of localized oil spills on Atlantic loggerhead population dynamics (with Leung, Marchand, Stykel, Flores) Open Journal of Ecology 2 (2012): 109-114.

5. Vertex and edge spread of zero forcing number, maximum nullity, and minimum rank of a graph (with Edholm, Hogben, LaGrange, Row) Linear Algebra and its Applications 436 (2012): 4352-4372.