Stephanie (Lutter) Fritz, MD, M.S.C.I., Principal Investigator
Stephanie grew up in southeastern Wisconsin and earned a degree in bacteriology from the University of Wisconsin. She then attended the Medical College of Wisconsin for her medical school training and completed her pediatric residency at Children’s Hospital of Wisconsin. She came to Washington University for a fellowship in pediatric infectious diseases. She completed her research training under the mentorship of Drs. Gregory Storch and Victoria Fraser and earned a Master of Science in Clinical Investigation from Washington University. For her outstanding research, she received the Pediatric Infectious Diseases Society Young Investigator Award and the Faculty Scholar Award from the Children’s Discovery Institute of Washington University and St. Louis Children’s Hospital. Her outside interests include Wisconsin Badgers football, St. Louis Cardinals baseball, outdoor activities, and volunteering with Dirk’s Fund Golden Retriever Rescue.

Patrick Hogan, Clinical Research Specialist
Patrick graduated from the University of North Carolina at Chapel Hill with a B.A. in Medical Anthropology in 2006. After a short stint as a lab technician at LabCorp, he attended the Saint Louis University School of Public Health and earned his MPH in Epidemiology and Environmental and Occupational Health in 2009. While obtaining his MPH, Patrick did childhood obesity research at Transtria. He loves playing soccer (Tottenham!) and enjoys watching the St. Louis Blues.

Mary Boyle, Research Nurse Coordinator
Mary attended Saint Louis University where she graduated from the School of Nursing with a BSN and an MSN in the Nursing of Children. She is a Certified Clinical Research Coordinator (CCRC). She has worked as a research coordinator at Washington University for over 20 years. She has 3 children and likes to run, swim, practice yoga and hike at National Parks.

Melanie Sullivan, Research Lab Supervisor
Melanie grew up in Springfield, IL and attended the University of Illinois Urbana-Champaign, graduating with a B.S. in Microbiology. Before joining the Fritz Lab, Melanie worked as a Medical Technologist at St. Mary’s Health Center and then the SSM Consolidated Microbiology Lab and continues to work there PRN. When not in the lab Melanie chauffeurs her 4 kids around to their various activities, coaches her youngest daughter’s CYC soccer team and chairs the landscape committee at Edgar Road Elementary in Webster Groves.

Lisa Berry, Research Technician
Lisa graduated from Greenville College with a Bachelor of Arts in Biology. She continued her studies at Jewish Hospital College of Nursing and Allied Health and received a certificate in Clinical Laboratory Science. In addition to working in the Fritz Lab, she has worked in the Clinical Bacteriology Lab at St. Louis Children's Hospital for 20 years. She truly enjoys working along side with the Infectious Disease physician's. When not in the lab, she spends lots of quality time with her son Caleb and MissyAnn her adorable cat, gardening, and spending time with friends and family.

Tyler Walsh, Clinical Research Aide
Tyler grew up in Alexandria, KY and graduated from Kentucky Wesleyan College with a B.S in Biology in 2017. He recently earned a Master’s degree in Public Health at Saint Louis University with a concentration in Biosecurity, Disaster Preparedness, and Epidemiology. In his free time Tyler enjoys exploring St. Louis and being active. He particularly enjoys the Fall when he's able to watch Ohio State football.

Kyle Whittington, Medical Student, TL1 Predoctoral Clinical Research Program
Kyle grew up in Southern Illinois and earned a B.S. in Biological Sciences from Southern Illinois University Carbondale. He is now a medical student at SIU School of Medicine, taking a year off after his third year to participate in the TL1 Program at Washington University. During this year he is excited to take part in clinical research with a focus on rural health and purse a masters degree. He's a huge NBA fan, St. Louis sports supporter, and willing participant in any game that keeps score.

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