Jan-Willem Strijbos is a Full Professor of the Department of Educational Sciences at the University of Groningen in the Netherlands. He was coordinator of the SIG Assessment & Evaluation of EARLI from 2015-2017. He edited four special issues on topics such as “CSCL methodology” (Learning and Instruction, 2007), “roles in CSCL” (Computers in Human Behavior, 2010), and “formative peer assessment and peer feedback” (Learning and Instruction, 2010; European Journal of Psychology of Education, 2018). His research focuses on the design, implementation, and effectiveness of interactive learning practices (collaborative learning, peer assessment and feedback, learning communities) in physical and virtual settings.