Antti Jylhä works as a postdoctoral researcher in the Ubiquitous Interaction Group at the Helsinki Institute for Information Technology and the Department of Computer Science at the University of Helsinki. His research interests include multimodal interaction, sonic interaction design, new interface technologies, and ubiquitous computing. Jylhä received a PhD in acoustics and audio signal processing from Aalto University. Contact him at Antti.Jylha@cs.helsinki.fi.