KQED Art School presents rarely-seen photos of San Francisco Bay Area graffiti in the 1980s captured by photographer Jim Prigoff, co-author of the seminal book on early graffiti "Spraycan Art". Artist Neon describes the styles, spots, and writers that had an early influence on the Bay Area graffiti scene. See more art vids at www.KQED.org/ArtSchool.