a list of presentations I’ve delivered at conference and other universities since about 2010

*The ingredients for a successful liberal arts course in quantitative reasoning,*contributed talk at the MAA Session on Successful Implementation of Innovative Models for Developmental and General Education Mathematics, Joint Mathematics Meetings, Atlanta, GA, January 2017.*The Magma computational algebra system for teaching and research*, invited workshop at the MD-DC-VA Regional MAA Meeting, Johns Hopkins University, October 2016.*Minimal Kakeya Sets*, contributed talk at the 4^{th}Conference for the Exchange of Mathematical Ideas, Embry-Riddle Aeronautical University, Prescott, AZ, June 2016.*A First-Year Seminar in Mathematics, part 1*, contributed talk at the MD-DC-VA Regional MAA Meeting, St. Mary’s College of MD, October 2015.*Mathematics and Music – a harmonious connection*, invited keynote address at the annual honors and awards banquet, Department of Mathematics, Millersville University, May 2015.*The Journey – from finite geometry to application*, invited address at the Winter Research Symposium, Department of Mathematical Sciences, University of Delaware, February 2015.*Mathematics and Music – a harmonious connection*(PowerPoint presentation file), invited talk at the Mary Washington ElderStudy, December 2014.*Eigentriads – a musical offering*, invited departmental colloquium, Randolph-Macon College, October 2014.*Minimal Kakeya Sets*, invited Discrete Mathematics Seminar talk, Virginia Commonwealth University, September 2014.*Minimal Kakeya Sets*, contributed talk at the 24th British Combinatorial Conference, Royal Holloway – University of London, London, England, July 2013.*Blocking Semiovals and Their Applications in Cryptography*, contributed talk at the 2nd Annual Conference for the Exchange of Mathematical Ideas, University of Northern Iowa, Cedar Falls, IA, June 2013.*Eigentriads – a musical offering*, contributed talk at the MD-DC-VA regional meeting of the Mathematical Association of America, Salisbury University, April 2013.*Student-Centered Learning and Higher Expectations for the Mathematics Major*, presentation at the COPLAC summer faculty institute for liberal learning in the disciplines, Asheville, NC, June 2012.*Anti-blocking Sets,*invited talk at the 2012 Rocky Mountain Discrete Math Days, Colorado State University, Fort Collins, CO, May 2012.*Applications of Pencils of Conics*, invited Discrete Mathematics Seminar, University of Delaware, Newark, DE, May 2012.*Blocking Semiovals and Cryptology*, invited speaker at the Combinatorics, Algebra and Geometry Seminar, George Mason University, November 2011.*Developing problem solving skills*, contributed talk at the MD-DC-VA Section meeting of the MAA, Christopher Newport University, November 2011.*Problem solving with no prerequisites*, session on first-year experiences at*Mathfest*, Lexington, KY, Aug 2011.*On blocking semiovals containing conics*, invited Discrete Mathematics Seminar, University of Delaware, Newark, DE, Oct 2010.*Kirkman’s Schoolgirls wearing hats and walking through fields of numbers*, invited departmental colloquium, CSU Fresno, Fresno, CA, Oct 2010.*Coding, Cryptography and Conics: using what they know to introduce research*, invited faculty seminar, CSU Fresno, Fresno, CA, Oct 2010.*Applying the stuff we like: Blocking Semiovals and Cryptology*, invited Discrete Mathematics Seminar, Virginia Commonwealth University, Richmond, VA, Sept 2010.*Conics in the Projective Plane – theory and applications*, invited departmental colloquium, Embry-Riddle Aeronautical University, Prescott, AZ, April 2010.*Permutation arrays in finite projective spaces*, invited speaker at the International Conference on Designs, Codes, and Geometries in honor of the career of Gary Ebert, Lewes, DE, March 29 – April 2, 2010.*On blocking semiovals containing conics*, invited speaker at the Workshop in Graph Theory and Combinatorics in memory of Uri Peled, Chicago, IL, Feb 21-22, 2010.*Conics in the Projective Plane – theory and applications*, invited plenary speaker at the Fifth Annual East Coast Combinatorics Conference (ECCC), April 30-May 1 2009.