The Case for Yoko Ono by The Art Assignment Speaker: Sarah Urist Green Additional resources: Works by Yoko Ono at the Walker Art Center Yoko Ono’s Cut Piece at MoMA Cite this page as: The Art Assignment, "The Case for Yoko Ono," in Smarthistory, August 2, 2017, accessed June 8, 2023, https://smarthistory.org/case-for-yoko-ono/.