Davis is an ecologist who has received national grants, including several from the
National Science Foundation to study the effects of fire and climate change on prairies
and oak savannas. 

Davis is interested in both regional and global ecological issues. 

He was named the 1995 Minnesota College Science Teacher of the Year by the Minnesota
Academy of Science and Minnesota Association of Science Teachers. 

EDUCATION: A.B., Ed.M., Harvard University Ph.D., Dartmouth College 

Davis has been teaching at Macalester since 1981. 



Population and plant community dynamics involving garlic mustard (Alliaria petiolata) in a Minnesota Oak Woodland: a four year study (with Clare MacMillen, Marta LeFevre-Levy, Casey Dallavalle, Nolan Kriegel, Stephen Tyndel, Yuris Martinez, Michael D. Anderson, and Jerald D. Dosch), The Journal of the Torrey Botanical Society (2014)


The population dynamics and ecological effects of garlic mustard, Alliaria petiolata, in a Minnesota oak woodland (with Abby Colehour, Jo Daney, Elizabeth Foster, Clare Macmillen, Emily Merrill, Joseph O'Neil, Margaret Pearson, Megan Whitney, Michael D. Anderson, and Jerald J. Dosch), American Midland Naturalist (2012)


Reframing the concept of invasives, Wildlife Professional (2012)


Harm is in the eye of the beholder, Earth Island Journal (2012)


Response, Bioscience (2012)


Contributions to Books

Invasive Plants and Animals Species: Threats to Ecosystem Services, Climate Vulnerability: Understanding and Addressing Threats to Essential Resources (2013)

Invasive Species, Grzimekā€™s Animal Life Encyclopedia: Extinction (2013)


Invasion Biology, Encyclopedia of Biological Invasions (2011)


Researching invasive species 50 years after Elton: A cautionary tale, Fifty years of invasion ecology. The legacy of Charles Elton. (2011)

Invasion Biology 1958-2005: The Pursuit of Science and Conservation, Conceptual Ecology and Invasions Biology: reciprocal approaches to nature (2006)