Data Jujitsu: The Art of Turning Data into Product, by @dpatil
Adam Rifkin stashed this in Big Data!
DJ Patil's 24-page mini-book about data science applied to product.
It is free here: http://oreil.ly/NybXq0
It will be available on amazon shortly here: http://amzn.to/MFGe34
As with this entire series, DJ and O'Reilly are committed to keeping them free and short!
Please share it with any of those that you think might find it helpful. If you do get a chance to check it out, he'd love your feedback (feel free to post directly to the Amazon site too).
In case you missed the first one, you can grab it here: http://amzn.to/Q4jBNh