Graduate School

Andrew Zinn, Ph.D.

Dean, UTSW Graduate School of Biomedical Sciences

Andrew Zinn, Ph.D.

As Dean of the UT Southwestern Graduate School of Biomedical Sciences, Andrew R. Zinn, M.D., Ph.D., oversees the education needs of more than 600 doctoral students and 500 postdoctoral fellows and supervises the graduate program chairs.

A noted human geneticist, Dr. Zinn began his research career working in protein synthesis before earning his M.D. and Ph.D. degrees from UT Southwestern. He later completed postdoctoral training in human and mouse genetics as a Damon Runyon-Walter Winchell Cancer Research Fellow at the Massachusetts Institute of Technology. He returned to UT Southwestern in 1993 as an independent postdoctoral fellow and joined the faculty in 1996.

Dr. Zinn, who is also a Professor with the Eugene McDermott Center for Human Growth and Development, and his laboratory discovered the genetic basis of an inherited form of obesity and recently identified the cause of a rare genetic disorder affecting multiple organs, including skin and the immune system.

Deirdre Brekken, Ph.D.

Deirdre Brekken, Ph.D.

  • Associate Dean, Postdoctoral Affairs, Graduate School of Biomedical Sciences
Stuart Ravnik, Ph.D.

Stuart Ravnik, Ph.D.

  • Associate Dean, Graduate School of Biomedical Sciences
Arnoldo Diaz-Vasquez, Ph.D.

Arnoldo Diaz-Vasquez, Ph.D.

  • Assistant Dean, Diversity and Inclusion, Graduate School of Biomedical Sciences
Natalie Lundsteen, Ph.D.

Natalie Lundsteen, Ph.D.

  • Assistant Dean, Career Development, Graduate School of Biomedical Sciences
Lisa Gardner, Ph.D.

Lisa Gardner, Ph.D.

  • Assistant Dean, Graduate School of Biomedical Sciences