(This article was first published on "R-bloggers" via Tal Galili in Google Reader, and kindly contributed to R-bloggers)
The New York Times has a beautiful visualization of immigration trends in the United States since 1880. I highly recommend spending a few minutes playing with the interactive display.
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Zero Inflated Models and Generalized Linear Mixed Models with R.
Zuur, Saveliev, Ieno (2012).