Terry Gross

Martha Stewart turned her lifestyle advice into a billion-dollar business: Martha Stewart Living Omnimedia. In addition to her magazines, Stewart has a new book, The Martha Rules: 10 Essentials for Achieving Success as You Start, Grow, or Manage a Business. She also has new shows on television and radio this fall.

Musicians Harry Connick Jr. and Branford Marsalis, two New Orleans natives, have been friends for years — back to the days when Connick took piano lessons from Marsalis' father, Ellis

Mystery writer Ruth Rendell is known both for her more traditional Chief Inspector Reginald Wexford mysteries and for dark psychological thrillers. Her new book, 13 Steps Down, falls into the latter category.