What do Freakonomics and the Dalai Lama have in common?

Until today, I would have been hard-pressed to answer that one. In today’s New York Times “Inside the List” column they give the answer: Freakonomics and the Dalai Lama‘s book “The Art of Happiness” are among the books to stay for the longest period of time on the New York Times bestseller list without ever making it to number 1.