Current R-I Lab members

Please read more information on joining the lab



Elli Cryan

Elli is a plant biology graduate student coadvised by Dan Kliebenstein, working on the evolution of gene networks.

Dan Gates

Dan is a postdoctoral scholar who studies adaptive introgression and local adaptation in maize landraces as part of the HiLo project.

Sarah Hissong

Sarah is a NSF postdoctoral fellow and the Linnean Fellow of Oleraceous Genetics. She works on the population and quantitative genetics of Brassica.

Asher Hudson

Asher is a graduate student in Population Biology working on genotype by envrionment interaction in maize as part of the maize diversity project.

Ashley Johnson

Ashley is a Biochemistry major, currently working on using machine learning methods to identify deleterious alleles in maize.

Nathaniel Langlois-Ackerson

Nate is a plant sciences major working on thermogenesis and germination in highland maize.


Sarah Odell

Sarah is a plant biology graduate student coadvised by Dan Runcie, working on evolutionary and statistical genetics in maize.










Taylor Perkins

Taylor is our Lab Czar, managing the wetlab side of our research. He was previously at U. Tennessee where he earned a MS in Environmental Science working on chestnuts.

Alyssa Phillips

Alyssa is a Plant Biology graduate student working on environmental adaptation in big blue stem as part of the PanAnd project.


Jeffrey Ross-Ibarra

Jeff is a Professor in the Department of Plant Sciences and a faculty member of the Center for Population Biology and the Genome Center.


Catherine Rushworth

Cathy is a postdoctoral scholar working on the genomics and quantitative genetics of recombination rate variation in maize and teosinte as part of the maize diversity project.

Michelle Stitzer

Michelle is a graduate student in Population Biology, working on the population genetics of transposable elements in maize and Arabidopsis as part of the maize diversity project.

Silas Tittes

Silas is a postdoc and the lab’s current Felix Andrews Statistical Fellow, working on approaches to study convergent evolution as part of the PanAnd project.


Dianne Velasco

Dianne is a graduate student in Integrated Genetics and Genomics. She studies domestication and evolution of peaches, almonds, and their relatives in the genus Prunus.


Lab Alumni

Visiting Scholar: for >100 hours of scholastic visitation

Fellow of the R-I Lab: for >500 hours of scholastic fellowship

Current Collaborators

Evolution of Incompatibility Loci in Maize and Teosinte

Quantitative Genetics of Genotype x Environment Interaction

Evolutionary Genetics of Transposable Elements

Dynamics of quantitative trait evolution and linked selection

Convergent Evolution in the Andropogoneae

Biology of rare alleles in maize and teosinte

Evolutionary genetics of highland adaptation in maize