Jon Krakauer: Under the Banner of Heaven

On July 24, 1984, Brenda Lafferty and her 15-month-old daughter were brutally murdered in their Utah home by Berta's brothers-in-law, Dan and Ron Lafferty. The sequence of events that led to the tragic death of Brenda and Erica was set in motion in 1829 in Palmyra, when a man named Joseph Smith, avowedly inspired by an angel of the Lord, set off to write his own book of revelations. Nine months later the Book of Mormon rolled off the printing press for the first time.

The machine hasn't taken a break since...