Wheeler, Q.D. 2007. “Linnaeus, Hennig and Taxonomy’s Grand Challenges,” Royal Netherlands Academy of Sciences, Amsterdam (October).
Wheeler, Q.D. 2007. “The Genius of Linnaeus,” Museo National Ciencias Naturales, Madrid (October).
Wheeler, Q.D. & R. Larimer. 2007. The Future of Cybertaxonomy,” Entomological Collections Network, San Diego (December).
Wheeler, Q.D. 2008. “Taxonomy: Science or Service?” International Congress of Zoology, Curatiba, Brazil (February).
Wheeler, Q.D. 2008. International Commission on Zoological Nomenclature Linnaean Celebration, Paris (June).
Wheeler, Q.D. 2008. International Congress of Entomology plenary address, Durban, South Africa (July)
Wojciechowski, M.F. 2007. "Astragalus: evolutionary success or failure,” invited keynote address, First International Astragalus Symposium and Workshop, Institute of Systematic Botany at the University of Munich & Munich Herbarium (April).