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diff --git a/Chapters/Normalization.tex b/Chapters/Normalization.tex
index 8de3794..4eb9c62 100644
--- a/Chapters/Normalization.tex
+++ b/Chapters/Normalization.tex
@@ -1441,6 +1441,9 @@
         this.
 
     \subsection{Case normalisation}
+      The transformations in this section ensure that case statements end up
+      in normal form.
+
       \subsubsection{Scrutinee simplification}
         This transform ensures that the scrutinee of a case expression is always
         a simple variable reference.
@@ -1474,6 +1477,7 @@
         This transformation ensures that all case expressions get a form
         that is allowed by the intended normal form. This means they
         will become one of: \refdef{intended normal form definition}
+
         \startitemize
         \item An extractor case with a single alternative that picks a field
         from a datatype, \eg\ \lam{case x of (a, b) -> a}.