Muhittin Sahin is post-doc researcher at University of Mannheim, Germany, and academic staffin the Department of Computer Education and Instructional Technology at Ege University, Turkey. His research interests deal with educational technology, learning analytics, educational data mining, multi-criteria decision making, data analysis, and e-assessment.Dirk Ifenthaler is Professor and Chair of Learning, Design and Technology at University of Mannheim,Germany, and UNESCO Deputy Chair of Data Science in Higher Education Learning and Teaching at Curtin University, Australia. Dirk’s research focuses on the intersection of cognitive psychology, educational technology, data analytics, and organisational learning.