diff --git a/rmarkdown.Rmd b/rmarkdown.Rmd
index 4b6e2dd..4407df7 100644
--- a/rmarkdown.Rmd
+++ b/rmarkdown.Rmd
@@ -4,6 +4,8 @@ Recommendations for learning more about communication:
 
 For writing: [Style: Lessons in Clarity and Grace](http://amzn.com/0321898680), <http://www.americanscientist.org/issues/id.877,y.0,no.,content.true,page.1,css.print/issue.aspx>
 
-For presentations: [slide:ology](http://amzn.com/0596522347), <http://www.howtogiveatalk.com>, <https://github.com/jtleek/talkguide> (academic).
+For presentations: [slide:ology](http://amzn.com/0596522347), <http://www.howtogiveatalk.com>, <https://github.com/jtleek/talkguide> (academic), http://speaking.io, https://www.coursera.org/learn/public-speaking
 
 For expository visulisations: WSJ guide?
+
+Design: [The Non-Designer's Design Book](http://amzn.com/0133966151)