We get tied up in knots over Nobuyoshi Araki's Marvelous Tales of Black Ink; look back at William Klein's 1952 experiments with abstraction in Black + Light; take lyrical journeys across the United States with Alec Soth in Songbook and with Mike Brodie in Tones of Dirt and Bone; question the media's grip on reality in Klara Kallstrom &am