Research Interests
Diversification in southeastern US birds using species' distribution modeling, population genetics and phylogeography

Evolution and diversification within malaria parasites using codon models of molecular evolution and molecular systematics

Current Research Projects
Develop a taxonomically-broad research program that addresses phylogeographic concordance and discordance across the eastern US

Most Current Publications:
Voelker, G., S. Rohwer, D. C. Outlaw, & R. C. K. Bowie. 2009. Repeated trans-Atlantic dispersal catalyzed a global songbird radiation. Global Ecology and Biogeography 18:41-49.

Outlaw, D. C., &. G. Voelker. 2008. Pliocene climatic change in insular Southeast Asia as an engine of diversification in Ficedula flycatchers. Journal of Biogeography 35: 739-752.

Voelker, G., S. Rohwer, R. C. K Bowie, & D. C. Outlaw. 2007. Molecular systematics of a speciose, cosmopolitan songbird genus: Defining the limits of, and relationships among, the Turdus thrushes. Molecular Phylogenetics and Evolution 42: 422-434.

Outlaw, R. K., G. Voelker, & D. C. Outlaw. 2007. Molecular Systematics and Historical Biogeography of Monticola Rock-Thrushes. Auk 124: 561-577.