Alumni
![Qi Cao](https://www.medschool.umaryland.edu/media/som/research-general/cair/images/Qi-Cao.jpg)
Qi Cao, MD, PhD
Former Assistant Professor
Department of Diagnostic Radiology and Nuclear Medicine
Victor Frenkel, PhD
Former Associate Professor
Department of Diagnostic Radiology and Nuclear Medicine
![Brenda Hanna-Pladdy, PhD](https://www.medschool.umaryland.edu/media/som/faculty/faculty-portraits/Hanna-Pladdy_Brenda.jpg)
Brenda Hanna-Pladdy, PhD
Former Associate Professor
Department of Diagnostic Radiology and Nuclear Medicine
![Edward Herskovits, MD, PhD](https://www.medschool.umaryland.edu/media/som/faculty/faculty-portraits/Ed-Herskovits.jpg)
Edward H. Herskovits, MD, PhD
Adjunct Professor
Department of Diagnostic Radiology and Nuclear Medicine
eherskovits@som.umaryland.edu
Mark Smith, PhD
Former Associate Professor
Department of Diagnostic Radiology and Nuclear Medicine
Director of Radiation Physics
In Memoriam
![Rao Gullapalli](https://www.medschool.umaryland.edu/media/som/faculty/faculty-portraits/Gullapalli_Rao.jpg)
Rao Gullapalli, PhD, MBA
Professor, Department of Diagnostic Radiology and Nuclear Medicine
Associate Vice Chair for Research & Member, Department's Executive Leadership Committee
Director, Core for Translational Research in Imaging @ Maryland (C-TRIM)
Director, Center for Metabolic Imaging and Therapeutics (CMIT)