Mark Grimshaw-Aagaard is Obel Professor of Music at Aalborg University, Denmark. He has published widely across subjects as diverse as sound, biofeedback in computer games, virtuality, the Uncanny Valley, and IT systems and also writes free, open source software for virtual research environments (WIKINDX). Mark is series editor for the Palgrave Macmillan series Studies in Sound, and his books include the anthologies Game Sound Technology & Player Interaction (2011) and The Oxford Handbook of Virtuality (OUP 2014), and, with co-author Tom Garner, a monograph entitled Sonic Virtuality (OUP 2015). Mads Walther-Hansen is Associate Professor and head of the Music Programme at Aalborg University, Denmark. He writes on music listening, music production, sound technology, and sound analysis, and he has published several articles, chapters, and conference papers on cognition and language in relation to music production that examines the conceptualization of sound and the effect of recording technology on the listening experience. Martin Knakkergaard is Senior Lecturer in the Music Programme at Aaborg University, Denmark. He is currently the leader of the Obel Music Project and was former head of the Music Programme at Aalborg University for more than 12 years. His research interests are primarily within the field of Music Technology. Martin has in recent years turned towards the study of musicological questions of a more fundamental nature. He is also the editor of the Danish Dictionary of Music, Gads Musikleksikon (2003 and 2005) and editor of the music periodical Col Legno (1993-1999), and the music journal Danish Musicology Online (2010-2015).