Did Melvilleâ??s attraction to a neighborâ??s wifeâ??or to Nathaniel Hawthorneâ??spur the writing of "Moby-Dick"? A biography and a novel, respectively, propose those scenarios. WSJ's Brenda Cronin joins Tanya Rivero.

Priceline founder Jay Walker's â??Library of the History of Human Imaginationâ? is home to some 25,000 books and countless artifacts. Among them: a 1957 backup Russian sputnik, an original anastatic facsimile of the Declaration of Independence and a 17th century atlas with the first maps to show the sun at the center of the universe. Economics

Associate Book Review Editor Bari Weiss previews this weekendâ??s summer books issue.