As part of the Honours Programme of the ArtEZ University of the Arts I conducted research looking deeply into the way musicians describe what happens during group improvisations. For this analysis I used Cognitive Metaphor Theory. My main thesis was that seeing improvisation as a conversation can (despite being a helpful metaphor) can have problematic entailments and that other metaphors using our notions of space and movement do the practice of improvising more justice. On the pdf-button you can download the full paper.