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Gregory Tietjen, PhD

Assistant Professor Adjunct of Surgery (Transplant)

Contact Information

Gregory Tietjen, PhD


Dr. Gregory Tietjen earned his PhD in Biophysics at the University of Chicago before completing Postdoctoral training in the Department of Biomedical Engineering at Yale University. At all levels of his training, Dr. Tietjen’s emphasis has been on integrating multiple diverse disciplines to forge new scientific pathways. Dr. Tietjen now applies his expertise in molecular biophysics and biomedical engineering within a clinical context as an Assistant Professor in the Yale School of Medicine Department of Surgery, Section of Transplantation and Immunology. The focus of Dr. Tietjen’s current research is on utilizing non-transplanted human organs to understand mechanisms of human pathophysiology in order to guide the rational design of new precision therapies.

Education & Training

  • Postdoctoral Fellow
    Yale University (2017)
  • PhD
    University of Chicago, Biophysics (2013)
  • BS
    University of Oregon, Physics (2008)
  • BA
    Wake Forest University, English (2002)

Honors & Recognition

AwardAwarding OrganizationDate
Basic Science Career Development AwardAmerican Society of Transplantation2022

Departments & Organizations