diff --git a/README.md b/README.md
index a2b2865a..a3f583d4 100644
--- a/README.md
+++ b/README.md
@@ -40,7 +40,7 @@ Classic academic conduits aren't providing Data Scientists -- this talent gap wi
 
 Start here.
 
-**Intro to Data Science** / UW [Videos](http://bit.ly/uwintrodatascience)
+**Intro to Data Science** / UW [Videos ```$79```](http://bit.ly/uwintrodatascience)
  * *Topics:* Python NLP on Twitter API, Distributed Computing Paradigm, MapReduce/Hadoop & Pig Script, SQL/NoSQL, Relational Algebra, Experiment design, Statistics, Graphs, Amazon EC2, Visualization.
 
 **Data Science** / Harvard [Videos](http://bit.ly/harvarddatasciencevideos) & [Course](http://bit.ly/harvarddatasciencecourse)
diff --git a/r-resources.md b/r-resources.md
index cdfa2414..670af63e 100644
--- a/r-resources.md
+++ b/r-resources.md
@@ -32,6 +32,7 @@ _[Note: The core of The Open Source Data Science Masters focuses on programmatic
 #### Visualization with R
 
  * Viz and Elegant Graphics in R: ggplot2 [Springer / Book ```$65```](http://amzn.to/1fZMXVd)
+ * Introduction to R Graphics with ggplot2 [Harvard / Tutorial](http://tutorials.iq.harvard.edu/R/Rgraphics/Rgraphics.html)
 
 #### Machine Learning with R