2008

“A Comprehensive Natural History of the Vespidae: Simultaneous Analysis, Logical Consistency, and the Origins of Eusociality.”  Department of Biology Seminar, Burlington, VT USA

“A Comprehensive Natural History of the Vespidae: Simultaneous Analysis, Optimality, and the Origins of Eusociality.”  A. Watson Armour Spring Symposium, Field Museum of Natural Hsitory, Chicago, IL, USA

2007

“The phylogeny of the Vespidae” (with co-presenter J. M. Carpenter). The 3rd Dresden Insect Phylogeny Symposium, Dresden, Germany

“Hennigian Decadence,” Banquet Speech. The XXVI Annual Meeting of the International Willi Hennig Society, New Orleans, LA, USA

“The systematics of Vespidae, and the evolution of social behavior.” Universidade de São Paulo, Ribeirão Preto, Brasil

2006

“The systematics of Vespidae, the evolution of sociality, and methodological advances from studies of social wasps.”  American Museum of Natural History, NYC, NY, USA

“Four billion years of altruism:  From molecular alliance to superorganism.”  Louisiana State University, Shreveport, LA, USA

“Testing behavioral scenarios: The phylogenetics of New World paper wasps, and the evolution of sociality”  Louisiana State University, Shreveport, LA, USA

“The phylogenetics of the Vespidae, the evolution of sociality, and methodological advance from studies of social wasps”  University of Vermont, Burlington, VT, USA

“Systematic Theory, the complexity of natural data, and social wasps”  University of Kansas, Lawrence, KS, USA.

2005

“A review of the Phylocode”  Entomological Collections Network meeting, Ft. Lauderdale, FL, USA.

"Cladistic analysis and social behavior" at “Polistes: The Emergence of a Model Genus”Symposium. Tufts University European Center, Talloires, France.

2004

“The persistence of clade prior influence in Bayesian phylogenetic Analyses”  Methodological Advances in Cladistics Symposium, The XXIII Annual Meeting of the International Willi Hennig Society, Paris, France.

"Understanding, tracking, and predicting the Polistes dominulus invasion:  Traditional ecology, computer databasing, and genetic algorithms" New York Entomological Society, NYC, NY, USA.

2003

"Do Bayesian Support Values Reflect Probability of the Truth?"  Competing methods of Phylogenetic Inference Symposium, The XXII Annual Meeting of the International Willi Hennig Society, New York, NY, USA.

2002

"Molecular, morphological, and behavioral phylogeny of Aphanilopterus (Hymenoptera: Vespidae; Polistinae, Polistes)"  International Congress of the International Society for the Study of Social Insects, Sapporo, Japan

2001

"Exorcising the Demon:  Parsimony escapes the Felsenstein Zone with the addition of more data from the same distribution"  XX Annual Meeting of the International Willi Hennig Society, Corvallis, OR, USA

"Status of Polistes dominulus in the United States:  Introduction, distribution and competitive considerations"  Entomological Society of America National Conference, San Diego, CA, USA

2004

“Non-flat influence of flat topological priors in Bayesian phylogenetic analyses” Entomological Society of America national conference, Salt Lake City, UT

2003

"Total evidence phylogeny of the New World Polistes (Hymenoptera: Vespidae; Polistinae)"  Entomological Society of America National Conference, Cincinnati, OH, USA

2002

"From Basepairs to Birdsong:  Phylogenetic Data in the Age of Genomics"  International meeting of the Willi Hennig Society, Helsinki, Finland

2001

"Exorcising the Demon:  Parsimony escapes the Felsenstein Zone with the addition of more data from the same distribution"  Entomological Society of America National Conference, San Diego, CA, USA

2000

"Evolution of Peculiar Castes in the Charismatic genus Apoica Hymenoptera: Vespidae, Epiponini"  International Union for the Study of Social Insects North American National Meeting, Huntsville, AR, USA

"Queens smaller than workers:  Morphological and molecular phylogeny of Apoica (Hymenoptera; Vespidae)"  Entomological Society of American National Conference, Montreal, Canada

"High productivity in the introduced paper wasp, Polistes dominulus"  Joint meeting of the Society for the Study of Evolution and the Society of Systematic Biologists, Indiana University, Bloomington, IN. USA

1998

"Productivity and competitive exclusion in Polistes dominulus"  Entomological Society of American National Conference, Los Vegas, NV, USA

1997

"Nestmate recognition in the absence of a pheromone"  Entomological Society of America National Conference, Nashville, TN, USA