Passenger is a multi-version musical composition of approximately 40 minutes in length scored for string quartet. The formal design of the piece involves reconfiguring its large-scale form each time it is performed. During any given performance the piece is an uninterrupted and continuous flow of music, but its distinct seven-segment structure allows a reordering of the music’s segments in a chosen sequence where each segment is played once, and only once, starting with a fixed opening segment. Once the order of the segments is selected each segment connects to the next through a series of overlapping transitions that present an unbroken listening experience. The total number of possible variations for Passenger is 720. Comparatively, each ...