Killer By Jonathan KellermanNEW YORK TIMES BESTSELLER ? Jonathan Kellerman returns with this stunning thriller? a mesmerizing L. A. noir portrayal of the darkest impulses of human nature carried to shocking extremes. The City of Angels has more than its share of psychopaths, and no one recognizes that more acutely than the brilliant psychologist and police consultant Dr. Alex Delaware. Despite that, Constance Sykes, a sophisticated, successful physician, hardly seems like