Over at the Freakonomics Blog, Stephen J. Dubner comments on whether or not book blurbs have any real value in helping potential customers decide whether or not to buy it. He writes about a letter he received from the editor of a book asking for a blurb:
"If you find [redacted] and [redacted]’s ideas as compelling and inspiring as we do, a quote from you that we could print on the jacket would make a world of difference. I would be happy to help craft a quote if you prefer. My contact info is below."