Revolution Analytics staff and guests 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 September: Norm Matloff argues that T-tests shouldn't be part of the Statistics curriculum and questions the "star system" for p-values in R: http://bit.ly/1rX82HF A nice video introduction to the dplyr package and the %>% operator, presented by Kevin Markham: http://bit.ly/1rX8566 An animation of police militarization in the US, created with R and open data published by the New York Times: http://bit.ly/1rX8564 An overview of the miscellaneous R functions in the DescTools package: http://bit.ly/1rX82HH Some guidance from Will Stanton on becoming a "data hacker" using R and Hadoop: http://bit.ly/1rX8565 A tutorial on publishing ggplot2 graphics to the web with plotly: http://bit.ly/1rX82HG A Shiny app that implements the Travelling Salesman problem and animates the simulating annealing algorithm behind the solution: http://bit.ly/1rX8569 R code for comparing performance of machine learning models: http://bit.ly/1rX85D6 Presentations at DataWeek on applications of R at companies: http://bit.ly/1rX82HI Announcing new members for the R Foundation and the R Core team: http://bit.ly/1rX8568 A graduate student uses R to look at the popularity of posts on Reddit: http://bit.ly/1rX82HJ Google introduces the CausalImpact package for R, and uses it to evaluate performance of marketing campaigns: http://bit.ly/1rX8567 A review of several recent and upcoming conferences that include R-related tracks: http://bit.ly/1rX856a More presentations and video interview from the useR! 2014 conference, from DataScience.LA: http://bit.ly/1rX85D9 A detailed Rcpp example based on the Collatz Conjecture: http://bit.ly/1rX85D7 Use Rmarkdown to create documents combining text, mathematics, and R graphical and tabular output: http://bit.ly/1rX856b A very early example of data analysis: Nile floods in 450 BC http://bit.ly/1rX85D8 The Rockefeller Institute of Government uses R to simulate the finances of public sector pension funds: http://bit.ly/1rX856e General interest stories (not related to R) in the past month included: ET for the Atari 2600 (http://bit.ly/1rX856c), Talk Like a Pirate day photos (http://bit.ly/1rX856f), a parody lifestyle magazine for data scientists (http://bit.ly/1rX85Db) and the spread of the Ice Bucket Challenge (http://bit.ly/1rX85Da). 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/. You can receive daily blog posts via email using services like blogtrottr.com, or join the Revolution Analytics 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 or via Twitter (I'm @revodavid). Cheers, # David -- David M Smith <david at revolutionanalytics.com> Chief Community Officer, Revolution Analytics http://blog.revolutionanalytics.com Tel: +1 (650) 646-9523 (Chicago IL, USA) Twitter: @revodavid -- Try Revolution Enterprise R Now! <https://aws.amazon.com/marketplace/seller-profile/ref=_ptnr_emailfooter?ie=UTF8&id=3c6536d3-8115-4bc0-a713-be58e257a7be> Get a 14 Day Free Trial of Revolution R Enterprise on AWS Marketplace