Production still from "Sarah Sze: Improvisation" (2012)

Sarah Sze installing "The Uncountables (Encyclopedia)" (2010) at the Museum of Modern and Contemporary Art, Nice, France, 2010
Production still from the Art21 "Exclusive" film, "Sarah Sze: Improvisation"

"Improvisation is crucial. I want the work to be sort of an experience of something live—to have this feeling that it was improvised, that you can see decisions happening on site, the way you see a live sports event, the way you hear jazz."
—Sarah Sze

WATCH: Sarah Sze: Improvisation