Most of the 2018–2019 Barker Lab!


Dr. Michael S. Barker

Associate Professor, EEB
Director, Bioinformatics Degree Program
Phone: 520–621–2213
Office: BioSciences West 321E
Lab: BioSciences West 321

EEB Department Page
@BarkerLab on Twitter
Also on Twitter: @PolyploidPapers @BrassicaPapers @PteridophytePub


Dr. Brittany Sutherland

NIH PERT Postdoctoral Fellow
Ph.D., University of Virginia

Developing machine learning approaches to infer genome duplication events
@SutherlandBL on Twitter


Dr. Paul Blischak

NSF Plant Genome Postdoctoral Fellow
Ph.D., The Ohio State University

Developing models for population genomic inferences in polyploid species
@PaulBlischak on Twitter


Zheng Li

EEB Ph.D. Candidate

Using new approaches to test hypotheses on the phylogenetic distribution and frequency of polyploidy across the tree of life
@LiZheng_Arizona on Twitter


Geoff Finch

EEB Ph.D. Student

Analyzing the population genetic consequences of chromosome number evolution.

DSC_0188 (2019_05_30 14_40_36 UTC).jpg

Michael McKibben

EEB Ph.D. Student

Studying gene expression variation in diploid and polyploid species.


Team Machine 2019

Pima Community College students Denae Ytuarte, Alisa Di Pasqua, and Tatiana Nzeukou working on machine learning inferences of WGD with Dr. Brittany Sutherland.


Polly Barker

Lab mascot and guard dog of BSW 321E


Honorary Members

Lab Alumni

Grad Students

  • Dr. Anthony Baniaga
    Donnelley Postdoctoral Fellow, Yale University

  • Stacey Jorgensen
    Lab tech at UAGC

Postdoctoral Researchers

  • Dr. Xinshuai Qi
    Genomic Data Scientist, Benson Hill Biosystems

  • Dr. Hannah Marx
    Postdoctoral Fellow, University of Michigan

  • Dr. Patrick Edger
    Assistant Professor, Michigan State University 

  • Dr. Emily Sessa
    Associate Professor, University of Florida 

  • Dr. Rebecca Rundell
    Associate Professor, SUNY-ESF 

  • Dr. Nils Arrigo
    Group Leader, University of Lausanne 


  • Dr. Rishi Masalia
    Bioinformatician at LeafWorks
    Personal website:

  • Kevin Holt
    Graduate student at Brown University

  • Tara Hall
    Graduate student at Cornell University

  • Thomas Kidder
    Bioinformatics B.S. graduate
    Architect of high throughput PASTA and inference of paleopolyploidy throughout the plant phylogeny

  • Sally Galuska
    Bioinformatics B.S. graduate
    Tamed GO annotations with HMMs in Beholder and helped develop machine learning approaches to study plant genomes

  • Chris Reardon
    Master of MAPS and machine learning for plant genomes

  • Alexandra Pond
    Evaluated the age and nature of the polyploidy in the ancestry of the Hawaiian Silversword Alliance

  • Alex Trostle
    Lab tech at Baylor University

  • Anshu Goyal
    Graduate student at USC

  • Kyle Jenkins

    Undergrad research student with David Enard

Visiting Scholars

  • Hanghui Kong

  • Rongpei Yu

  • Elton Assis