Expertise: Biodiversity of the Southern Rocky Mountains, Flora of Colorado, Evolution, Systematics, Biogeography of thistles (Cirsium) in North America

Expertise: plant biodiversity and distributions, invasion biology, use of natural history collections in ecological research

Expertise: Conservation Biology, Ecology and Evolution, Biodiversity, Restoration

Areas of Expertise : rare plant conservation, conservation genetics, biodiversity conservation

Areas of Expertise: I use molecular systematics to refine understanding of fungal diversity, and novel phylogenetic tools to test hypotheses regarding their evolution and ecology. I am currently expanding my research into population genetics.