Skip to main content

James (Jim) Campbell, MD, MS

Fearless leader – Jim is a pediatric infectious disease doctor. He sees patients, teaches, does research on vaccines, and works with the AAP (including the MDAPP and the national AAP on the Committee on Infectious Diseases- the Red Book).


Ginny Cummings, MS, CRNP

Practice tips – Ginny is a Pediatric Nurse Practitioner who is a Study Coordinator at the University of Maryland Medical Center (UMMC) Midtown Pediatric Clinic. She has been conducting clinical research trials with various vaccines, medications, and infant formula additives in inpatient, outpatient, and field settings for 35 years. She especially enjoys patient teaching.


Linda Wadsworth, RN, BSN

Important links – Linda is a Clinical Research Nurse and one of the Research Site Coordinators at the UMMC Midtown Pediatric Clinic. She began her career in pediatric research studies in 1989.


Nancy Wymer, RN, BSN

Information for families – Nancy is a Clinical Research Nurse and has been the Frederick Site Coordinator at The Pediatric Center of Frederick since 1992. Her favorite part of her job is creating relationships with the practice families who participate in collaborative CVD/Ped Center vaccine studies.


Meredith (and Baby Roz) Lu, MPH, BSN, RN

Literature – Meredith is a pediatric emergency room nurse at Johns Hopkins and a former pediatric infectious disease nurse/fellow at UMB. She currently attends UMB in the Doctor of Nursing Practice program to become a Pediatric Nurse Practitioner in infectious diseases. Baby Rosalind, “Roz,” is 5 months old. She hopes to apply all her infectious disease knowledge gleaned from the womb while keeping everyone’s spirits up.


Tamara Kliot, MD

Pets – Tamara is a pediatric resident at UMMC with a passion for global health. She completed her bachelor's degree at University of Southern California before moving to New Orleans to be a high school teacher with Teach for America. She then became involved with a capacity building project in a cardiac care center in Tanzania and decided to pursue her medical degree at Ben Gurion University with a focus on global health. In her free time she enjoys traveling, running, cooking, reading, and spending time with family and friends. 


JT Campbell, Senior at Howard High School

Daily news – JT is a senior at Howard High School with interests in computer science and public health. 


Leslie Jamka, MEM, MS

Webmaster – Leslie is a scientific communicator on projects to accelerate typhoid conjugate vaccine introduction and assess the impact of rotavirus vaccines on diarrhea in sub-Saharan Africa and southeast Asia.