(This article was first published on is.R(), and kindly contributed to R-bloggers)

You’ve already seen everyone else’s electoral map (see this amazing array of maps from 2008), how would you like to make your own?
Today’s Gist allows you to do just that — input (manually!) state-by-state results, and output a beautiful choropleth map of presidential election results!
This code, of course, can be used for any number of state-level measures, so you might want to bookmark this one for future use.
To leave a comment for the author, please follow the link and comment on his blog: is.R().
R-bloggers.com offers daily e-mail updates about R news and tutorials on topics such as: visualization (ggplot2, Boxplots, maps, animation), programming (RStudio, Sweave, LaTeX, SQL, Eclipse, git, hadoop, Web Scraping) statistics (regression, PCA, time series,ecdf, trading) and more...

Zero Inflated Models and Generalized Linear Mixed Models with R.
Zuur, Saveliev, Ieno (2012).