Keith Mellinger, Associate Professor and Chair of the Department of Mathematics, recently traveled to two conferences to present various results of his research. First, was the 2nd Annual Conference for the Exchange of Mathematical Ideas, a conference he helped to organize, held at the University of Northern Iowa. There he spoke about Blocking Semiovals and Their Applications to Cryptography. He also traveled to London, England, for the 24th British Combinatorial Conference where he delivered the presentation titled Minimal Kakeya Sets.