Winspear was struggling to find time to write when she badly broke her arm in a fall from a horse. A whole story flashed inside her head — about a servant who became a World War I nurse and then a kind of psychological profiler.

Joseph Kanon was a successful publishing exec who grew tired of commuting from New York to Boston. So he quit and tried his hand at writing, mining recent history for fascinating stories, starting with the A-bomb's development. What if his job had been just a subway stop away?

When Connelly was a kid, he saw a guy hide something in a hedge, sneaked a look, and found a used handgun wrapped in a dirty shirt. So was born a unique talent for making everyday police procedure utterly gripping.

Authors can become soap-opera stories, but never if there wasn't good reason for their coming to prominence in the first place. Postmortem was a very good reason: It single-handedly invented the "CSI" forensics genre.

MacDonald, also restless after the war, broke away from his prosperous background to become a prodigious pulp wordsmith — Westerns, sci-fi, anything to pay the rent. Until, in the early '60s, he dreamed up a leathery boat bum named McGee and launched one of the greatest series ever.

leming was disillusioned after World War II and had a girlfriend who was pregnant, which back then meant a reluctant marriage. So he briefly escaped to Jamaica and wrote a spy novel he didn't think was very good. But a publisher took a chance, and James Bond became an icon. What if there'd been no pregnancy?