Educational Technology Lab

In: Mirjam Augstein , Eelco Herder , Wolfgang Wörndl , Enes Yigitbas (editor). Proceedings of the 23rd International Workshop on Personalization and Recommendation on the Web and Beyond. International Workshop on Personalization and Recommendation on the Web and Beyond (ABIS-2019) 23rd located at ACM Hypertext September 17 Hof Germany Pages 19-21 ISBN 978-1-4503-6896-4 ACM New York 9/2019.