The Springfield Business Journal celebrates 40 professionals under 40 in our local community each year. As part of the 2025 class, SIU Medicine’s Jessica Barney and Vistrit Choudhary have been honored for their outstanding contributions. Jessica Barney, assistant to the chair of Internal Medicine, has built a dynamic career at SIU Medicine over the past decade. She began as a clinic nurse and now serves as the department’s chief administrative officer. Vistrit Choudhary, health policy coordinator for the Department of Population Science and Policy, is helping lead initiatives that expand