An illustrated examination of Glenn Ligons iconic Untitled I Am a Man 1988a quotation an appropriated text turned into an artifact. The iconic work Untitled I Am a Man 1988 by the important contemporary American artist Glenn Ligon is a quotation an appropriated text turned into an artifact. The National Gallery of Art in Washington presents the work as a representationa signifierof the actual signs carried by 1300 striking African American sanitation workers in Memphis made famous by Ernes