R markdown proof editing

communicate.Rmd

@@ -2,7 +2,7 @@
 
 # Introduction {#communicate-intro}
 
-So far, you've learned the tools to get your data into R, tidy it into a form convenient for analysis, and then understand you data through transformation, visualisation and modelling. However, it doesn't matter how great your analysis is unless you can explain it to others: you need to __communicate__ your results.
+So far, you've learned the tools to get your data into R, tidy it into a form convenient for analysis, and then understand you data through transformation, visualisation and modelling. Next you'll learn how to __communicate__ your results because it doesn't matter how great your analysis is unless you can explain it to someone else.
 
 ```{r echo = FALSE, out.width = "75%"}
 knitr::include_graphics("diagrams/data-science-communicate.png")
@@ -25,7 +25,8 @@ Communication is the theme of the following four chapters:
   of outputs you can produce using R Markdown, including dashboards, websites,
   and books.
 
-* We'll finish up with [R Markdown workflow], where you'll learn a fourth 
-  workflow in which R Markdown takes center stage.
+* We'll finish up with [R Markdown workflow], where you'll learn about the
+  "analysis notebook" and how to systematically record your successes and 
+  failures so that you can learn from them.
 
 Unfortunately these chapters focus mostly on the technical mechanics of communication, not the really hard problems of communicating your thoughts to other humans. However, there are lot of other great books about communication, which we'll point you to at the end of each chapter.