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 April: A critique of a SAS whitepaper comparing the performance of SAS, R and Mahout: http://bit.ly/12jg9Bj A video presentation from statistician Tess Nesbitt at UpStream, who uses GAM survival models in R for marketing attribution analysis: http://bit.ly/12jg9Bl The April edition of the Revolution Analytics newsletter: http://bit.ly/12jgcgA The "lahman" package provides access to baseball statistics from R: http://bit.ly/12jg9Bk New features in Revolution R Enterprise 6.2, now available: http://bit.ly/12jgcgB Videos from Jeff Leek's Coursera course on data analysis with R: http://bit.ly/12jgcgz Revolution Analytics named to CRN Big Data 100: http://bit.ly/12jgcgC An informative discussion amongst data scientists: http://bit.ly/12jg9Bm Why you should use R instead of Excel for statistics: http://bit.ly/12jg9Bn An early preview of Revolution R Enterprise 7: http://bit.ly/12jg9Bo A handy cheat sheet for symbols you can use in equations in R graphics: http://bit.ly/12jgcgD How to discretize data http://bit.ly/12jgcgE and perform stepwise regression http://bit.ly/12jg9Bq on big data with the RevoScaleR package. Some useful lists for data scientists and statisticians (including 17 R-related sites): http://bit.ly/12jgcgK R user group presentations from Dublin, Milan and Cambridge: http://bit.ly/12jgcgI The R code behind Rodrigo Zamith's NCAA Tournament Visualizer: http://bit.ly/Yk777N The new bigvis package for visualizing large data sets: http://bit.ly/12jg9Bp Using the RevoScaleR package to visualize big data with hex bin charts: http://bit.ly/12jgcgJ A look at SAS from an R programmer's perspective: http://bit.ly/12jg9Br R version 3 is released, now supports big vectors: http://bit.ly/12jgcwY New features in the RevoScaleR package: http://bit.ly/Yk79ww Ten new R user groups around the world: http://bit.ly/12jg9Bu Some non-R stories in the past month included: handy tech tips (http://bit.ly/12jgcwZ), dogs that play ball with themselves (http://bit.ly/12jgcx0), how open source software can reform government (http://bit.ly/12jg9Bw), the PeerIndex Big Data 100 (http://bit.ly/12jg9Bx), quadrocopter vs Tesla coil (http://bit.ly/12jgcx1), and a funny video about quirky programming languages (http://bit.ly/12jg9By). Meeting times for local R user groups (http://blog.revolutionanalytics.com/local-r-groups.html) can be found on the updated R Community Calendar at: http://blog.revolutionanalytics.com/calendar.html 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, 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 (Seattle WA, USA) Twitter: @revodavid We're hiring! www.revolutionanalytics.com/careers