Martin Kaltenbrunner is Professor at the Interface Culture Lab at theUniversity of Art and Design in Linz. Before his return to Austria he worked as researcher and lecturer at the Pompeu Fabra University in Barcelona, at the MIT Medialab Europe in Dublin, as well as further European universities. As co-founder of Reactable Systems he had been mainly responsible for the interaction design concepts behind the Reactable, which has been successfully introduced by renowned artists such as Björk. The instrument has been shown at several international media art and music festivals, and was awarded with the Golden Nica for Digital Music, two D&AD Yellow Pencils and the Prize of the City of Barcelona. Kaltenbrunner publishes in the context of human computer interaction conferences and his influential research on tangible interface tools has been employed for the realization of numerous artistic and scientific projects in that area.