Eureka, Gamma Waves, and Colum McCann

Joseph Dorazio, a poet and friend, alerted me to a recent Wall Street Journal article titled "A Wandering Mind Heads Straight Toward Insight" (Robert Lee Holz, Science Journal, June 19, 2009). There's an emerging science of epiphany, apparently. There's proof that daydreaming matters.

"Sudden insights," Holz tells us, "are the culmination of an intense and complex series of brain states that require more neural resources than methodical reasoning. People who solve problems through insight gener