Weldon, L. "Remedial Math Journeys." Michigan Academy of Science, Arts & Letters Conference, Mathematics Section, Oakland University, Rochester, MI, February 28, 2014.
Weldon, L. "Hot and Bothered III: Climate Change, Cannibalism, and Ovulation Synchrony." Fifth Annual Celebration of Research & Creative Scholarship, Andrews University, Berrien Springs, MI, November 1, 2013.
Weldon, L. “The Effect of Sea Surface Temperature on Egg Cannibalism in Gulls,” Michigan Academy of Science, Arts, and Letters, Hope College, March 22, 2013.
Weldon, L. “Effects of Nest Location, Timing, Clutch Size, and Other Factors on Hatching Success in Glaucous-winged Gulls,” Michigan Academy of Science, Arts, and Letters, Alma College, March 2, 2012.
Weldon, L. “Analysis of Factors that Affect the Hatching Success of Gull Eggs,” Research Celebration, Andrews University, November 10, 2011.
Megna, L., and Weldon, L. “Effect of the Abiotic Environment on Preening in Gulls (Larus Glaucenscens),” American Mathematical Society Session on Biology, I, Joint Mathematics Meetings, Washington, DC, January 5, 2009.
Panel member, “Lesson Study – Lessons Learned and Principles for Success,” Michigan Council of Teachers of Mathematics Conference, Holt, Michigan, August 10, 2006.
“Using ALEKS for Remedial Mathematics,” Mathematical Association of America MathFest [summer conference for Mathematical Association of America], University of Colorado, Boulder, July 31, 2003.
“What is ALEKS and how can it be used?” Math Conference for high school math teachers, Andrews University, June 30, 2002.
“Ideas for Teaching Statistics," Conference on Science and Faith: Symposia and Workshops, Andrews University, July 23-29, 1998.
Talk presented at the Annual Conference of the Michigan Academy of Science, Arts, and Letters. “The Effect of Sea Surface Temperature on Egg Cannibalism in Gulls.” Hope College, Holland, Michigan, March 22, 2013.
Joint Mathematics Meetings, AMS Session on Biology, Washington DC, January 5, 2009.