Richard Linklater's filmmaking choices seem to defy basic patterns of authorship. From his debut with the inventive independent narrative Slacker, the Austin-based director's divergent films have included the sci-fi noir A Scanner Darkly, the socially conscious Fast Food Nation, the kid-friendly The School of Rock, the teen ensemble Dazed and Confused, and the twin romances Before Sunrise and Before Sunset. Yet throughout his varied career spanning...