It was a performance art piece that became famous: A woman who felt that Columbia University had mishandled her charge of rape against a fellow student turned that anger into her senior arts thesis, a yearlong project in which she carried a 50-pound mattress whenever she was on the Morningside Heights campus.
https://www.nytimes.com/2017/07/14/nyregion/columbia-settles-with-student-cast-as-a-rapist-in-mattress-art-project.html?partner= The New York Times