This session will focus on using the twittR package for R to scrape tweets. Then we will create a wordcloud of most commonly used terms and a sentiment graph mining opinions of the tweets. Prerequisites: A Karst account which may be set up following these steps: https://kb.iu.edu/d/achr. If you want to do your own twitter searches, set up OAuth by following this tutorial: http://www.r-bloggers.com/setting-up-the-twitter-r-package-for-text-analytics/.