Sukkeun Im, PhD
Sukkeun Im leads and supports the state summative team with its psychometric and simulation work. His research interests include response time, response validity, testlets, applications of IRT, and the use of Bayesian statistics for solving practical measurement problems. Prior to joining NWEA in 2017, he was a psychometrician at Questar Assessment, where he led and supported psychometric-related tasks for multiple large state-assessment programs. Dr. Im holds a PhD in educational psychology from the University of Kansas.