Distinguished Investigator at the University of Barcelona, and co-Director of the Event Lab. He was previously Professor of Virtual Environments at University College London in the Department of Computer Science. He has been involved in research in virtual reality since the early 1990s, and has been the first supervisor of more than 40 students who achieved their PhDs in graphics and virtual reality since 1989.

He was awarded the 2005 IEEE Virtual Reality Career Award. His research has been funded in recent years by two ERC Advanced Grants, focussed on both the technical side of virtual reality and its use in the psychological sciences. He is Field Editor of Frontiers in Virtual Reality, and Chief Editor of the Human Behaviour in VR section.