diff --git a/source/ch4_conditionals.ptx b/source/ch4_conditionals.ptx
index 1f99114..623587a 100644
--- a/source/ch4_conditionals.ptx
+++ b/source/ch4_conditionals.ptx
@@ -5,12 +5,15 @@
     <title>Conditionals</title>
 
     <section xml:id="using-conditional-in-java">        <title>Using Conditional Statements in Java</title>
+    <introduction>
         <p><idx>conditional statements</idx>
             Conditional statements in Python and Java are very similar.
-            In Python we have three patterns:
+            In Python we have three patterns.
         </p>
-    
+    </introduction>
 
+    <subsection xml:id="use-the-if-statement">
+        <title>Using the <c>if</c> Statement</title>
         <p>
             <xref ref="python-simple-if" text="type-global"/> shows how the simple <c>if</c> statement is written in Python. 
         </p>
@@ -50,7 +53,8 @@ if score &gt;= 90: # Note the colon at the end of the line
             In Java, the parentheses around the condition are required because it is technically a function that evaluates to <c>True</c> or <c>False</c>.
         </p>
     
-
+    </subsection> 
+    
     <subsection xml:id="use-the-if-else-statement">
         <title>Using the <c>if</c> - <c>else</c> Statement</title>