Spotted @hadleywickham in the wild at UIC putting the master into class.

May 27, 2015 · 2:29 PM UTC

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Replying to @eddelbuettel
@eddelbuettel @hadleywickham Look at that beard!
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Replying to @TrestleJeff
@TrestleJeff @eddelbuettel @hadleywickham Since converting, I have always badly wanted an R sticker to cover up the Matlab sticker on my car