This exhibition of the late Dan Flavin's work includes Flavin's first piece executed entirely in fluorescent light, diagonal of May 25, 1963 (to Constantin Brancusi), 1963. [pictured above] Also on view are Flavin's icon series, untitled, 1970, and the site-specific work commissioned by Dia in 1996 that stretches from the first floor to the roof through Dia's stairwells, and consists of blue and green fluorescent light.