Katrina Byrd completed her undergraduate studies in microbiology at Xavier University of Louisiana, and her medical degree at Meharry Medical College. She pursued residency training in Internal Medicine and Pediatrics at the Medical College of Wisconsin. Following residency, Dr. Byrd moved to Rhode Island to pursue sub-specialty training in adult and pediatric infectious diseases at Brown University.

Throughout the course of her career, Dr. Byrd has been dedicated to addressing health disparities, particularly in communities of color. As a result, she participated as an infectious disease expert in numerous informational sessions throughout the US that were targeted towards providing education on COVID-19. Additionally, she helped coordinate medical volunteers for mass COVID-19 vaccination events in Rhode Island designed to increase vaccination rates in BIPOC communities around the state.

Outside of her advocacy work, she is dedicated to sharing her knowledge of infectious diseases on Instagram, YouTube, and Twitter where she is a proud tweetiatrician. Presently, Dr. Byrd is completing the pediatric portion of her infectious disease training where her research focuses on evaluating the impact of COVID-19 in adults living with HIV and engagement in healthcare for pregnant women living with HIV. She is a beloved educator, mentor, and is Co-President of the Brown Minority Housestaff Association for the 2020-2021 Academic year. In the future, she plans to use the skills and knowledge gained at Brown, to be an Infectious Disease Epidemiologist at the Centers for Disease Control and Prevention.