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Benjamin Sajdak, Ph.D.

Academic Staff
Department of Biology
University of Wisconsin Oshkosh
Office: 160 Halsey Science Center






  • Ph.D., 2018, Cell Biology, Neurobiology, and Anatomy, Medical College of Wisconsin
  • B.S., 2013, Biology, University of Wisconsin Oshkosh

Courses Taught

  • BIO105: Biological Concepts – Unity
  • BIO306: Neurobiology

Research Interests

Dr. Sajdak studies extreme adaptations and disease avoidance in mammals, including the hibernating 13-lined ground squirrel. Major areas of research include genomics, translational health potential of extreme adaptations, visual science and retinal disease, and the neuroscience of hibernation.


Selected Recent Publications

  • Verra DM, Sajdak BS, Merriman DK, Hicks D. 2020. Diurnal rodents as pertinent animal models of human retinal physiology and pathology. Prog Retin Eye Res. [link]
  • Sajdak BS, Salmon AE, Cava JA, Allen KP, Freling S, Ramamirtham R, Norton TT, Roorda A, Carroll J. 2019. Noninvasive imaging of the tree shrew eye: Wavefront analysis and retinal imaging with correlative histology. Exp Eye Res. [link]
  • Sajdak BS, Salmon AE, Litts KM, Wells C, Allen KP, Dubra A, Merriman DK, Carroll J. 2019. Evaluating seasonal changes of cone photoreceptor structure in the 13-lined ground squirrel. Vision Res. [link]