Collaboration Technologies and Social Computing

Full Papers.- Developing and Evaluating a Hackathon Approach to Foster Security Learning.-Augmenting the Human-Robot Communication Channel in Shared Task Environments.- Preliminary Utility Study of a Short Video as a Daily Report in Teleworking.- What do we know about hackathon outcomes and how to support them? - A systematic literature review.- Time-position characterization of conflicts: a case study of collaborative editing.- Image-Based Detection Criteria for Cultural Differences in Translation.- Creating Dialogue Between a Tutee Agent and a Tutor in a Lecture Video Improves Students' Attention.- Effect of Cultural Misunderstanding Warning in  MT-Mediated Communication.- Challenges for distance learning and online collaboration in the time of COVID-19: Interviews with science teachers.- Learning music and math, together as one: Towards a collaborative approach for practicing math skills with music.- Work-in-Progress Papers.- Quantifying Collaboration Quality in Face-to-FaceClassroom Settings Using MMLA.- Showing-Displays-Together: A Co-located Web Search Support Exploiting the Terminal Orientation.- Travel Plan Recommendation Based on Review Analysis and Preference Diagnosis.- Parents' Reflection with a Digital Family Calendar: A Case of Using Scrapbook Calendars in Japanese Families.- Four Approaches to Developing Autonomous Facilitator Agent for Online and Face-to-face Public Debate.