1. School of Computer Science, University of Nottingham, United Kingdom
2. Mixed Reality Laboratory, School of Computer Science, University of Nottingham, United Kingdom
3. Mixed Reality Lab - School of Computer Science, University of Nottingham, United Kingdom
4. Mixed Reality Laboratory, The University of Nottingham, United Kingdom
5. School of Informatics, Computing, and Engineering, Indiana University, United States
6. Department of Computer Science, Aarhus University, Denmark
7. Microsoft Research, United Kingdom
8. CICS, UMass Amherst, United States