Key Faculty & Specific Research Interests
![Shashwatee Bagchi, MD, MS, MSc](https://infectiousdiseases.wustl.edu/wp-content/uploads/2023/04/Bagchi-Shashwatee_Med__06_1400x1930-280x386.jpg)
Shashwatee Bagchi, MD, MS, MSc
Associate Professor of Medicine
- Email: bagchi@wustl.edu
Dr. Bagchi specializes in clinical and translational research with a focus on cardiometabolic and vascular complications of infections.
![Philip J. Budge, MD, PhD](https://infectiousdiseases.wustl.edu/wp-content/uploads/2016/05/philip_budge-280x386.jpg)
Philip J. Budge, MD, PhD
Associate Professor of Medicine
- Phone: 314-747-5198
- Fax: 314-454-5392
- Email: pbudge@wustl.edu
Dr. Budge specializes in translational, public health-related research, with a special focus on filarial infections—insect-borne threadlike parasitic worms that cause lymphatic filariasis (elephantiasis), onchocerciasis (river blindness), and loiasis (African eye worm).
![Michael S. Diamond, MD, PhD](https://infectiousdiseases.wustl.edu/wp-content/uploads/2016/05/Diamond_Photo-MSD-labct-2021_headshoRt-280x386.jpg)
Michael S. Diamond, MD, PhD
The Herbert S. Gasser Professor, Departments of Medicine, Molecular Microbiology, Pathology & Immunology
- Phone: 314-362-2842
- Fax: 314-362-9230
- Email: diamond@wusm.wustl.edu
Michael Diamond, MD, PhD is the leader of a basic and translational research laboratory studying the interface between viral pathogenesis and host immunity. His laboratory focuses on emerging RNA viruses including flaviviruses, alphaviruses, and coronaviruses.
![Peter U. Fischer, PhD](https://infectiousdiseases.wustl.edu/wp-content/uploads/2016/05/FischerP_300-280x386.jpg)
Peter U. Fischer, PhD
Professor of Medicine
- Phone: 314-454-7876
- Fax: 314-454-5293
- Email: pufische@wustl.edu
Dr. Fischer specializes in basic and translational sciences to support the control and elimination of neglected tropical diseases, with a special focus on helminths.
![Sumanth Gandra, MD, MPH](https://infectiousdiseases.wustl.edu/wp-content/uploads/2019/04/Gandra-Sumanth_headshot-280x386.jpg)
Sumanth Gandra, MD, MPH
Associate Professor of Medicine
- Phone: 314-454-8276
- Fax: 314-454-5392
- Email: gandras@wustl.edu
Dr. Gandra specializes in clinical and public health research with a special focus on antibiotic use, antibiotic resistance surveillance and healthcare epidemiology in resource limited settings especially in India.
Languages: English,Telugu, Hindi
![Elvin H. Geng, MD, MPH](https://infectiousdiseases.wustl.edu/wp-content/uploads/2019/08/Elvin-Geng-280x386-1-280x386.jpg)
Elvin H. Geng, MD, MPH
Professor of Medicine
- Email: elvin.geng@wustl.edu
Dr. Geng conducts research to advance the use of evidence-based interventions in the public health response to HIV and COVID-19 as well as increasingly for non-communicable diseases as well.
![Juliet Iwelunmor, PhD](https://infectiousdiseases.wustl.edu/wp-content/uploads/2023/09/IAM-Summit-2022-187_HS-280x386.jpg)
Juliet Iwelunmor, PhD
Professor of Medicine
- Email: ijuliet@wustl.edu
A passionate advocate for health equity and sustainability, Dr. Iwelunmor is widely regarded for understanding how to make evidence-based interventions last, reshaping the focus on community engagement using participatory research, improving the dissemination of health information, while amplifying the voices of young people in health interventions.
![Caline Mattar, MD](https://infectiousdiseases.wustl.edu/wp-content/uploads/2016/05/MattarC_Wash-U-picture_290x400-280x386.jpg)
Caline Mattar, MD
Associate Professor of Medicine
- Phone: 314-454-8354
- Fax: 314-454-5392
- Email: cmattar@wustl.edu
Dr. Mattar’s interest is in healthcare epidemiology and global health, more specifically in infection prevention in resource limited settings. Additionally, her current work involves bloodtsream and endovascular infections.
![Makedonka Mitreva, PhD](https://infectiousdiseases.wustl.edu/wp-content/uploads/2016/05/MitrevaM_300-280x386.jpg)
Makedonka Mitreva, PhD
The Robert E. and Louise F. Dunn Professor of Medical Sciences, Departments of Medicine and Genetics
- Phone: 314-286-2005
- Fax: 314-286-1810
- Email: mmitreva@wustl.edu
Dr. Mitreva is an internationally acclaimed scientist who leads a basic and translational research program studying neglected tropical diseases, specifically helminth infections. Her enduring dedication to enhancing omics-driven discoveries and their clinical applications is paving the way for long-lasting improvements in global health.
![William G. Powderly, MD](https://infectiousdiseases.wustl.edu/wp-content/uploads/2016/05/william_g_powderly-280x386.jpg)
William G. Powderly, MD
J. William Campbell Professor of Medicine & Co-director, Infectious Diseases Division
- Phone: 314-454-8287
- Fax: 314-454-8294
- Email: wpowderly@wustl.edu
Dr. Powderly has been actively involved in HIV-related clinical research for over thirty years with specific interests in opportunistic infections, metabolic complications and long-term outcomes of antiretroviral therapy.