I write about R every weekday at the Revolutions blog: http://blog.revolutionanalytics.com and every month I post a summary of articles from the previous month of particular interest to readers of r-help. In case you missed them, here are some articles related to R from the month of March: The doSMP package, which enables parallel processing for R on multiprocessor machine, is now available on CRAN: http://bit.ly/gTS7BJ The Offensive Politics blog provided R code used to make a map of precinct returns in the Chicago mayoral election: http://bit.ly/fon0BJ A connector to integrate R output into JasperReports with RevoDeployR is now available: http://bit.ly/ftkIFy The Iowa State Department of Statistics used R to analyze distribution of stimulus funds, and has an interesting look at some of the errors in the source data: http://bit.ly/hc4q4E The Rexer Analytics Data Miner Survey reports that R is the most commonly-used tool amongst surveyed data miners: http://bit.ly/gD9nmD We cross-posted an essay by Revolution Analytics CEO Norman Nie, Keep an Eye on the Open-Source Analytics Stack: http://bit.ly/eeCUBK Baseball batting averages provide an instructive lesson on checking your assumptions for T-tests: http://bit.ly/fGSK4y We're looking for nominations for R community members to be profiled in the "R-Files" series on the Revolutions blog: http://bit.ly/h3YCXg R 2.13.0 is scheduled for release on April 13: http://bit.ly/fq1OBt Sherry LaMonica of the Revolution Analytics engineering team reviews the functions in the RevoScaleR package for Big Data: http://bit.ly/gaXChr Amanda Cox presented at the New Your R User Group on how the New York Times uses R for visualization, and you can watch it on video: http://bit.ly/gJM5tH Revolution Analytics announces a partnership with Netezza, to bring R to the TwinFin data warehouse appliance: http://bit.ly/dTuIqD Register your opinions about open-source software in the 2011 Future of Open Source Survey: http://bit.ly/dZG5Oy Robert Muenchen has updated his analysis of popularity of data analysis software, featuring R: http://bit.ly/ekM5bv Tech news site The Register publishes a profile of Revolution Analytics: http://bit.ly/fBeeWP Joseph Rickert shares an example of building a model in R and exporting it to PMML for use with ADAPA: http://bit.ly/e8LGAN Violins of volatility provide a novel way of visualizing financial volatility: http://bit.ly/hkFzpe Revolution Analytics chief scientist Lee Edlefsen is interviewed at the Structure Big Data Conference in this five-minute video: http://bit.ly/ePYpt0 Other non-R-related stories in the past month included: Heritage Health and Kaggle have launched a 2-year competition with $3.2M in prizemoney for predicting hospitalization from health data (http://bit.ly/eH29nJ) and flying by Saturn without CGI (http://bit.ly/hXzKvQ). On a lighter note, there also was: successively upgrading every version of Windows (http://bit.ly/fZqyik), and an equation for celebrity dating habits (http://bit.ly/i5EhJS). There are new R user groups (http://bit.ly/eC5YQe) in Orange County, CA (http://bit.ly/gEFJOr), Tallahassee, FL and Hobart, TAS (http://bit.ly/heHv3g). Meeting times for these groups can be found on the updated R Community Calendar at: http://bit.ly/bb3naW If you're looking for more articles about R, you can find summaries from previous months at http://blog.revolutionanalytics.com/roundups/. Join the Revolution mailing list at http://revolutionanalytics.com/newsletter to be alerted to new articles on a monthly basis. As always, thanks for the comments and please keep sending suggestions to me at david at revolutionanalytics.com . Don't forget you can also follow the blog using an RSS reader like Google Reader, or by following me on Twitter (I'm @revodavid). Cheers, # David -- David M Smith <david at revolutionanalytics.com> VP of Marketing, Revolution Analytics? http://blog.revolutionanalytics.com Tel: +1 (650) 646-9523 (Palo Alto, CA, USA)