College of Medicine

Stephanie G Worrell, MD

Stephanie G. Worrell, MD, is clinical associate professor and thoracic section chief in the Division of Cardiothoracic Surgery.

Prior to joining the University of Arizona, Dr. Worrell held the titles of assistant professor of surgery, associate program director of the Thoracic Surgery Fellowship and chair of the Robotic Steering Committee at University Hospitals Cleveland Medical Center and Case Western Reserve University, where she received the Mary Hellerstein Junior Faculty Development Award and was selected for FLEX IX Leadership Program.

Lee Ryan, PhD

Dr. Ryan is a Professor in the Departments of Psychology and Neurology at the University of Arizona. Currently, she is the head of the Psychology Department as well as the Director of the Cognition and Neuroimaging Laboratory and the Associate Director of the UA Evelyn F. McKnight Brain Institute. Her research focuses on the neural basis of memory, age-related changes in the brain, and how these changes relate to cognitive functioning. Her research is currently funded by the National Heart, Lung and Blood Institute and the Arizona Alzheimer's Consortium.

Omar Meziab, MD


  • M.D., The University of Arizona College of Medicine Tucson, Tucson, Arizona
  • B.S., New York University, New York, New York

Work Experience

Banner University Medical Center-Tucson (2022 - Ongoing)

Licensure & Certification

Licensed Medical Doctor, Arizona Medical Board (2022)

Shanna Hamilton, PhD

  • BSc Biochemistry, Swansea University, 2012
  • PhD Medicine/Biophysics, Cardiff University, 2018
  • Postdoctoral Training in Cardiovascular Physiology, Brown University, 2018-2019
  • Postdoctoral Training in Cardiovascular Physiology, The Ohio State University, 2019-2023

Research Interests: 

Taben M. Hale, PhD


  • Postdoctoral Fellowship: Cardiovascular Pharmacology/Physiology, Université de Montréal, 2008
  • PhD: Pharmacology, Queen's University, 2003


  • D'Lugos AC, Fry CS, Ormsby JC, Sweeney KR, Brightwell CR, Hale TM, Gonzales RJ, Angadi SS, Carroll CC & Dickinson JM (2019). Chronic doxorubicin administration impacts satellite cell and capillary abundance in a muscle-specific manner. Physiol Rep. Vol. 7(7), e14052., 04/2019 - Article, Refereed Journal -

Shirin Doroudgar


Postdoctoral Fellowship: Molecular Cardiology, San Diego State University, 2015
PhD: Biology, University of California, San Diego, 2012

Research Interests

  • Unfolded Protein Response
  • Secreted Proteins
  • Proteostasis
  • Protein Synthesis
  • Heart Failure
  • Endoplasmic Reticulum
  • Cardiovascular Biology

Jennifer G Andrews, PhD, MBA

Areas of Expertise: Muscular dystrophy, autism, autoimmune encephalopathy, adult congenital heart defects, surveillance
Projects: CPAE clinic mental health assessments; New York MD STARnet co-Investigator; Undergraduate and Graduate Student Research Mentoring
Community organizations: Pima County Juvenile Court Appointed Special Advocate; Early Childhood Personnel Center State Planning Committee; University of Arizona Early Childhood Research Initiative; Alliance for Adult Research in Congenital Cardiology


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