Please share this generous deal from Manning publications: save 45% on Practical Data Science with R through May 21, 2014. Please tweet, forward and share!
Edit: we are going to try and keep the current best deals on the book at the bottom of the Practical Data Science with R page. So look there for updates (also the book is always available at Amazon.com so you may want to look what the discount there is).
Data Scientist and trainer at Win Vector LLC. One of the authors of Practical Data Science with R.