Prof. Youn-kyung Lim becomes an Editorial Board Member of ACM Transactions on Computer-Human Interaction (TOCHI) since November 15th, 2018. ACM TOCHI (https://tochi.acm.org/) is one of the premier journals in the area of Human-Computer Interaction. As of now, Prof. Youn-kyung Lim is the only person affiliated in South Korea as an editorial board member in this journal. The full list of Associate Editors for HCI can be found in the following link: https://tochi.acm.org/editorial-board/.