Ian Cosden is the Director of Research Software Engineering for Computational & Data Science within the Research Computing Department at Princeton University. He leads a team of Research Software Engineers (RSEs) who collectively complement traditional academic research groups by offering embedded, long-term software development expertise. Ian is the PI for “INovative Training Enabled by a Research Software Engineering Community of Trainers (INTERSECT),” an NSF-supported project to develop and deliver research software engineering training. Additionally, he was one of the founding members and is the current chair of the US Research Software Engineer (US-RSE) Association. Ian received his B.S. from the University of Delaware, M.S. from Syracuse University, and Ph.D. from the University of Pennsylvania.