Talk about suffering for art. To report their story on the nationwide boom in museum building (page 52), Cathleen McGuigan and Peter Plagens had to crisscross the country in the middle of winter. “We drove through a blizzard to Milwaukee, then flew through the same storm to Boston,” says McGuigan. “Spring might have been a better time to do this.” But then we would have had to wait for this fascinating read about a trend few people have noticed.