NATALIE MAINES A Chick stops whistling Dixie to rock Cali with Ben Harper Dixie Chicks fans might be surprised that Natalie Maines chose a rock direction for her solo album debut, Mother, but for the Texas native it was all about getting back to her roots. “Anything but country music was what I listened to growing up,” says the 13-time Grammy winner. “It was all pop, rock and R&B.” Maines recorded Mother at Ben Harper’s L.A. studio,...