When Jasper Johns (born 1930) had his first one-person exhibition--in 1958, at the age of 27--its impact was widespread and immediate. Since then, as his influence has grown, his work has evolved, circling back to familiar subjects while opening up new formal and thematic frontiers. In his recent drawings, prints and paintings, Johns traces the shifting meaning of old and new motifs while contending with his own rich artistic past, revisiting his...