diff --git a/lbol.tex b/lbol.tex
index 7ceb7d0..dc80d15 100644
--- a/lbol.tex
+++ b/lbol.tex
@@ -733,6 +733,8 @@ You can replace the bullets with any math symbol availabe in \LaTeX{} like this:
 
 \chapter{Special Environments}\label{specenv}
 
+\LaTeX{} includes a number of built-in environments which are useful out-of-the-box, but can often be improved upon by adding additional packages. In this chapter, we'll take a look at some of them, and examine how other packages extend their functionality.
+
 \section{Code Blocks}\label{codeexp}
 
 You have a few different options when trying to display code. For code which is not executable, you can always format it as typewriter text by wrapping it in \verb+\texttt{code}+. This will, generally, display it in a sans-serif font.