diff --git a/ch3.tex b/ch3.tex
index b7efc3e..52ca02b 100644
--- a/ch3.tex
+++ b/ch3.tex
@@ -74,6 +74,7 @@ Separate discussion sections are therefore common in life sciences where some am
 \item What is the potential application of the result?
 \item Does the result solve a problem that other people encountered?
 \item Did the results point to any new (surprising) facts?
+\item How (and why) is the approach you chose different from what the others have done previously?
 \item Why is the result important for your future work (or work of anyone other)?
 \item Can the results be used to replace (and improve) anything that is used currently?
 \end{itemize}