(This article was first published on Vincent Zoonekynd's Blog , and kindly contributed to R-bloggers)
I did not attend the conference this year, but just read through the presentations. There is some overlap with other R-related conferences, such as R in Finance or the Rmetrics workshop.
http://www.agrocampus-ouest.fr/math/useR-2009/ http://www.rinfinance.com/ http://www.rmetrics.org/meielisalp.htm

Here are some more detailed notes.
<p><a href="http://zoonek.free.fr/blosxom/R/2009-10-12_UseR2009.html?seemore=y" class="seemore">See more ...</a></p>
To leave a comment for the author, please follow the link and comment on his blog: Vincent Zoonekynd's Blog .
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, trading) and more...

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