Sylvia Plimack Mangold ( 1938 - ) is an American painter. Sylvia Plimack Mangold s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 1440 USD for UNTITLED in 2004 to 90642.11 USD for FLOOR WITH LIGHT AT 10:30 AM in 2018 , based on the size and medium of the artwork.