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2nd Year Fellows


Annie Antar, MD, PhD

Undergraduate: Harvard University
Medical School, Grad Year: Vanderbilt University School of Medicine, 2010
Residency: Johns Hopkins Hospital, 2013

Annie grew up in Huntsville, AL, and then went to college at Harvard. After that, she spent the rest of her 20s in Nashville, TN, earning a MD-PhD at Vanderbilt and playing a lot of rugby all around the country. Her PhD research on reovirus pathogenesis was mentored by Terry Dermody. She then trained in internal medicine in the Osler residency program at Hopkins. Between residency and fellowship, she worked as a hospitalist in Denver and Fort Collins, CO. She will be working in the lab of Bob Siliciano, who studies HIV latency, after finishing her clinical year.

Click here to view Dr. Antar's publications


Samuel Holzman, MD

Undergraduate: Brown University
Medical School, Grad YearMount Sinai School of Medicine, 2012
Residency: Johns Hopkins University School of Medicine

Sam grew up in Albany, NY. He obtained his degree in marine biology from Brown University before turning his attention toward medicine. After two years in American Samoa running a community health worker intervention, he attended Icahn School of Medicine at Mount Sinai in New York. He then completed residency at the Johns Hopkins Bayview Medical Center. Following his clinical year, Sam will pursue a PhD in Clinical Investigation at the Bloomberg School of Public Health. His research will focus on latent tubercular infection and will be working with Susan Dorman atthe Center for TB Research.

Click here to view Dr. Holzman's publications


Teddy Markou, MD

Undergraduate: Johns Hopkins University
Medical School, Grad Year:Rutgers New Jersey Medical School, 2012
Residency: Rutgers New Jersey Medical School

Teddy Markou grew up in Northwest New Jersey. He moved to Baltimore, MD in 2004 to attend Johns Hopkins University where he obtained a degree in molecular and cellular biology while working closely with Dr. Evangelos Moudrianakis on evaluating the structure and stability of the histone octamer. From there, he pursued a career in medicine and moved back to New Jersey to attend the Rutgers University- New Jersey Medical School where he completed his medical school training and residency. He is currently completing his infectious disease training at Johns Hopkins Hospital where he plans to work on multiple antimicrobial stewardship projects which involve the academic and community hospital setting. Teddy has also been a bartender, massage therapist, professional dancer, and was once even an ice-cream man.


Meklit Workneh, MD, MPH

Undergraduate: Stanford University
Medical School, Grad Year: University of California, San Francisco School of Medicine, 2012
Residency: Johns Hopkins School of Medicine

Meklit was born and raised in Addis Ababa, Ethiopia and moved to California to attend college at Stanford and medical school at UCSF. She then decided to move eastward for residency at Johns  Hopkins Bayview. She is spending the second year of fellowship in Kampala, Uganda at the Infectious Diseases Institute working on global antimicrobial resistance, stewardship and laboratory capacity-building. She likes living near large bodies of water (lakes too!), summers in Baltimore, charm city yoga, dinners with fam and friends, and sitting on the pier at Fells Point (bonus if there is a concert at the Pier 6 Pavilion).

Click here to view Dr. Workneh's publication



David C. Griffith, MD

Undergraduate:University of Pennsylvania
Medical School, Grad Year: University of Maryland, 2010
Residency: University of Rochester, 2014

David grew up in Pittsburgh, PA. He obtained his undergraduate degree in international relations from the University of Pennsylvania. After college he served for two years as a health educator in rural Kenya with the Peace Corps. Upon return to the U.S. he attended medical school at the University of Maryland and pursued combined internal medicine and pediatrics training at the University of Rochester. He is currently a combined adult and pediatric infectious disease fellow. His clinical and research interest is the care and treatment of adolescents and young adults with HIV.