Transparent hearing. - Florian Mueller 001; Matthew Karau (CHI Extended Abstracts, 2002)

RAW: conveying minimally-mediated impressions of everyday life with an audio-photographic tool. - Joëlle Bitton; Stefan Agamanolis; Matthew Karau (CHI, 2004)

Mutsugoto: a body-drawing communicator for distant partners. - Tomoko Hayashi; Stefan Agamanolis; Matthew Karau (SIGGRAPH Posters, 2008)