Ways to support ggplot2

*  Buy the [[ggplot2 book|http://www.amazon.com/gp/product/0387981403?ie=UTF8&tag=hadlwick-20&linkCode=as2&camp=1789&creative=390957&creativeASIN=0387981403]]
* Cite ggplot2 in your academic work (use citation("ggplot2") to get the best way of citing it), and let me know about it
* Add a [[case study]] to the wiki