Presentations

  1. Mathematics and Music – a harmonious connection, invited talk at the Mary Washington ElderStudy, December 2014.
  2. Eigentriads – a musical offering, invited departmental colloquium, Randolph-Macon College, October 2014.
  3. Minimal Kakeya Sets, invited Discrete Mathematics Seminar talk, Virginia Commonwealth University, September 2014.
  4. Minimal Kakeya Sets, contributed talk at the 24th British Combinatorial Conference, Royal Holloway – University of London, London, England, July 2013.
  5. 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.
  6. Eigentriads – a musical offering, contributed talk at the MD-DC-VA regional meeting of the Mathematical Association of America, Salisbury University, April 2013.
  7. 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.
  8. Anti-blocking Sets, invited talk at the 2012 Rocky Mountain Discrete Math Days, Colorado State University, Fort Collins, CO, May 2012.
  9. Applications of Pencils of Conics, invited Discrete Mathematics Seminar, University of Delaware, Newark, DE, May 2012.
  10. Blocking Semiovals and Cryptology, invited speaker at the Combinatorics, Algebra and Geometry Seminar, George Mason University, November 2011.
  11. Developing problem solving skills, contributed talk at the MD-DC-VA Section meeting of the MAA, Christopher Newport University, November 2011.
  12. Problem solving with no prerequisites, session on first-year experiences at Mathfest, Lexington, KY, Aug 2011.
  13. On blocking semiovals containing conics, invited Discrete Mathematics Seminar, University of Delaware, Newark, DE, Oct 2010.
  14. Kirkman’s Schoolgirls wearing hats and walking through fields of numbers, invited departmental colloquium, CSU Fresno, Fresno, CA, Oct 2010.
  15. Coding, Cryptography and Conics: using what they know to introduce research, invited faculty seminar, CSU Fresno, Fresno, CA, Oct 2010.
  16. Applying the stuff we like: Blocking Semiovals and Cryptology, invited Discrete Mathematics Seminar, Virginia Commonwealth University, Richmond, VA, Sept 2010.
  17. Conics in the Projective Plane – theory and applications, invited departmental colloquium, Embry-Riddle Aeronautical University, Prescott, AZ, April 2010.
  18. 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.
  19. 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.
  20. 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.
  21. On the Number of k-gons in Finite Projective Planes, contributed talk at Normfest, an International Conference on Finite Geometry to Honor the Career of Norman L. Johnson, San Antonio, TX, March 2009.
  22. Teaching Our Students to Think, invited speaker at the Delaware Council of Teachers of Mathematics fall dinner meeting, Dover, DE, November 2008.
  23. Teaching Our Students to Think: the challenges and benefits of problem solving courses, keynote address at the Webber Award Ceremony, University of Delaware, Newark, DE, May 2008.
  24. Geometric Techniques in Coding Theory, invited departmental colloquium, James Madison University, Harrisonburg, VA, March 2008.
  25. Coding Theory Topics for Your Cryptology Course, contributed talk, MAA Session on Cryptology for Undergraduates, Joint Mathematics Meetings, San Diego, CA, January 2008.
  26. Geometric Techniques in Coding Theory, invited departmental colloquium, University of Richmond, Richmond, VA, November 2007.
  27. Can you hear me now?… the mathematics behind error-correcting codes, invited departmental colloquium, Randolph-Macon College, Ashville, VA, February 2007.
  28. Million Dollar Math: Perelman, Poincare, and the million dollar solution, public lecture on the UMW campus, November 2006.
  29. Geometric Constructions of Optical Orthogonal Codes, invited speaker – special session on algebraic coding theory, AMS Central Section Meeting at the University of Cincinnati, October 2006.
  30. Geometric Constructions of Codes, invited speaker – Discrete Mathematics Seminar, University of Delaware, Newark, DE, October 2006.
  31. Creative Uses of Magma in Undergraduate Research, session presenter, 18th International Conference on Technology in Collegiate Mathematics, Orlando, FL, March 2006.
  32. Geometric Techniques in Coding Theory and Graph Theory, invited departmental colloquium, Virginia Tech, Blacksburg, VA, November 2005.
  33. Starting a Career in Academia, invited graduate student seminar, Virginia Tech, Blacksburg, VA, November 2005.
  34. Can you hear me now?… the mathematics behind error-correcting codes, invited departmental colloquium, Longwood University, Farmville, VA, November 2005.
  35. Mentoring Undergraduates, invited panelist – special Project NExT session, Joint Mathematics Meetings, Atlanta, GA, January 2004.
  36. Classes of Codes Generated by Quadratic Surfaces of PG(3,q), invited speaker – special session on codes and applications, AMS Central Section Meeting at Northwestern University, Chicago, IL, October 2004.
  37. The Endless Search for Reliable Communication, invited departmental colloquium, Gettysburg College, Gettysburg, PA, October 2004.
  38. LDPC Codes and Graphs from Finite Geometry, contributed talk – SIAM Conference on Discrete Mathematics, Nashville, TN, June 2004.
  39. Codes, Triangles, and Graphs, Oh My!, invited speaker – Discrete Mathematics Seminar, University of Delaware, Newark, DE, April 2004.
  40. Correcting Digital Errors – an historical perspective, invited departmental colloquium, Millersville University, Millersville, PA, November 2003.
  41. Triangle-Free Line Sets and LDPC Codes, invited speaker – 3rd Pythagorean Conference, Faliraki, Rhodes, Greece, June 2003.
  42. A Construction of Extremal Graphs using Finite Geometry, invited speaker – special session on extremal combinatorics, AMS Central Section Meeting at Indiana University, Bloomington, IN, April 2003.
  43. Projecting Binary Linear Codes onto Larger Fields, Combinatorics 2002, Maratea, Italy, June 2002.
  44. On Odd Order 3-dimensional Flag Transitive Planes, invited speaker – special session on finite projective geometry at the 15th Cumberland Conference, University of Mississippi, Oxford, MS, May 2002.
  45. Projections on Codes, invited speaker – Discrete and Applied Mathematics Seminar, McGill University, Montreal, Quebec, Canada, April 2002.
  46. Constructing Mixed Partitions of PG(3,q2), Southeastern Combinatorial Conference, Louisiana State University, Baton Rouge, LA, February 2001.
  47. Mixed Partitions and Spreads of Projective Spaces, Combinatorics 2000, Gaeta, Italy, May 2000.
  48. The Algebra and Geometry of Translation Planes, Joint Mathematics Colloquium, Millersville University and F&M College, Lancaster, PA, April 1999.
  49. Extending a Projective Plane, Joint Mathematics Colloquium, Millersville University and F&M College, Lancaster, PA, April 1998.

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