Michael G. Flowers, M.D., grew up in the Philadelphia area. He earned his undergraduate degree from Johns Hopkins University with a major in Classical Studies, and pursued post-baccalaureate training in pre-medical sciences at the University of Maryland, College Park. He attended the University of Pennsylvania for medical school, and completed his internship at Lankenau Medical Center. He subsequently moved to Seattle for his residency in Diagnostic Radiology at the University of Washington, and stayed on for a fellowship in Emergency and Trauma Radiology at Harborview Medical Center.

Dr. Flowers joined the Vanderbilt faculty in 2022 as an Assistant Professor of Radiology and Radiological Sciences, working in the Emergency Radiology section. His academic interests include medical education and remote teaching.

He is a member of the American College of Radiology, American Board of Radiology, and American Society of Emergency Radiology.

Colin D. McKnight, M.D., is a neuroradiologist and the Vanderbilt Radiology Vice Chair of Clinical Operations. He joined the VUMC faculty in 2016 and previously served as Medical Director of Inpatient Radiology for Vanderbilt University Hospital. 

Dr. McKnight graduated from Duke University in 2004 where he studied biology, economics and chemistry, graduating with distinction. He subsequently received an NIH intramural research training award where he conducted neurogenetics research. He attended Oregon Health and Sciences University where he obtained his M.D., graduated cum laude and received Alpha Omega Alpha membership.

Dr. McKnight conducted his diagnostic radiology and neuroradiology fellowship at the University of Michigan, where he received awards for Outstanding House Officer Research Excellence in 2014, the Radiological Society of North America Fellowship grant in 2015 and the Roentgen Research Award in 2016.

Dr. McKnight has focused his research efforts on advanced imaging pertaining to the glympatic system (Glial Lymphatic) which is a collection of emerging concepts pertaining to how cerebrospinal fluid functions to clear central nervous system waste products. He received the 2021 Radiological Society of North America Research Scholar Award and has conducted research on several lines of investigation, including numerous NIH RO1 and Department of Defense efforts. 

Dr. McKnight has served on the Vanderbilt Radiology Resident Selection Committee and the Department of Radiology Amplifying innovation Committee. He is a member of the International Hydrocephalus Imaging Working Group, the Radiological Society of North America, the America Society of Neuroradiologists and the Association of University Radiologists.