I write about R every weekday at http://blog.revolution-computing.com?.?In case you missed them, here are some articles from last month of particular interest to R users. Some of the best stories this month came from reader tips -- thanks, and please keep the emails coming in! http://bit.ly/19T3Hj links to info on how Bump Charts are done in ggplot2 -- with a Kentucky Derby example. http://bit.ly/nIXpt links to a video showing how Google uses R to analyze TV ad effectiveness. http://bit.ly/2sdrM links to a detailed example of using MCMCglmm for mixed models on categorical data. http://bit.ly/SQptx shows how to parallelize backtesting with ParallelR and the foreach function. http://bit.ly/LGM6u links to a tutorial on Support Vector Regression with R. http://bit.ly/nACrh links to a profile of Ross Ihaka from the New Zealand Herald in January. http://bit.ly/DWSXC shows how to use the handy function tapply (with some great alternatives in the comments). http://bit.ly/eSeSj , based on an r-help thread, shows how to make outlined text in charts. http://bit.ly/zsKsX reviews articles about R in Finance in Wall Street and Technology and Cnet News. http://bit.ly/yJrra links to instructions for applying cloud computing to R with Amazon EC2. http://bit.ly/ODz5M investigates Zipf's power-law distribution for cities, with log-log population plots. http://bit.ly/NV1Le reveals how to find other R users on Twitter with the #rstats hashtag. http://bit.ly/1ayebn reviews the inaugural issue of the R Journal. http://bit.ly/W4hPi links to a Wired article about Google using R to model AdWords auctions. http://bit.ly/AST4l links to an interview with me, by Ajay Ohri, discussing Statistics, Science, R and REvolution Computing. (I've provided short URLs above because many mailers break the long direct URLs.) Other non R-specific stories in May covered historical charts, maps of sin, the meaning of "significance", cluster analysis, big data, and more. Also, the R Community Calendar has been updated with many forthcoming events related to R. http://blog.revolution-computing.com/calendar.html Comments and suggestions about the blog are welcome! (My email is david at revolution-computing.com ). Regards to all, # David Smith -- David M Smith <david at revolution-computing.com> Director of Community, REvolution Computing www.revolution-computing.com Tel: +1 (206) 577-4778 x3203 (San Francisco, USA) Check out our upcoming events schedule at www.revolution-computing.com/events