diff --git a/mod_wrangle.qmd b/mod_wrangle.qmd
index 904d082..413bba6 100644
--- a/mod_wrangle.qmd
+++ b/mod_wrangle.qmd
@@ -40,6 +40,9 @@ Note that any raw names either not included in the column key or that lack a tid
 
 ## Wrangling Data
 
+### Uniting / Separating Columns
+
+
 ### Joining Data
 
 a.k.a. attaching data by columns