Dr. Bark has served as an adjunct member in the Department of Mechanical Engineering since 2021. He performed postdoctoral research with the department from 2013-2016, then joined as faculty in 2017.

In 2020, Dr. Bark became an assistant professor in the Department of Pediatrics Division of Hematology and Oncology at the Washington University School of Medicine.  He also serves as chair for the Biorheology Scientific and Standardization Committee of the International Society of Thrombosis and Hemostasis.

His research interest is in the role of mechanics in hemostasis, thrombosis, thromboinflammation, and heart development. He also has a strong focus on developing diagnostic technology and blood-contacting medical devices. He supports a fun and inclusive laboratory aimed at improving health outcomes through engineering. He also enjoys teaching and working with students, especially in the area of fluid mechanics.