1. Allen Institute, United States and CSE, University of Washington, United States
2. Hebrew University of Jerusalem, Israel
3. Computer science, University of Copenhagen, Denmark
4. Human-Computer Interaction Institute, Carnegie Mellon University, United States
5. College of Information Studies, University of Maryland, United States
6. Human Computer Interaction Institute, Carnegie Mellon University, United States
7. School of Computer Science and Engineering, The Hebrew University of Jerusalem, Israel