diff --git a/Lectures/L13_ModularDesign/ModularDesign.pdf b/Lectures/L13_ModularDesign/ModularDesign.pdf
index e98035137a9437c94a69dec33ea3016207c97d05..c1fafd951852c008b72c6230c15ed94a20698d4a 100644
Binary files a/Lectures/L13_ModularDesign/ModularDesign.pdf and b/Lectures/L13_ModularDesign/ModularDesign.pdf differ
diff --git a/Lectures/L13_ModularDesign/ModularDesign.tex b/Lectures/L13_ModularDesign/ModularDesign.tex
index ac048c8303800cc27d6f3e98d6abf1827c010cc5..f46a0bff59733f487bb6fa818d748633e14da774 100755
--- a/Lectures/L13_ModularDesign/ModularDesign.tex
+++ b/Lectures/L13_ModularDesign/ModularDesign.tex
@@ -49,10 +49,10 @@
 \item Questions?
 \item Feedback on SRS
 \item Overview of design
-\item Modular decomposition: advantagages, guidelines etc.
+\item Modular decomposition: advantages, guidelines etc.
 \item Module guide
 \item Module guide example
-\item Integration Testing %L34
+\item Integration Testing 
 \ei
 \end{frame}
 
@@ -67,6 +67,14 @@
 \item When closing issues give the hash for the corresponding commit
 \item Everyone should have an issue to review my comments on their SRS or CA
 \ei
+\item GitHub issues for colleagues
+\bi
+\item Assigned 1 colleague (see \texttt{Repos.xlsx} in repo)
+\item Provide at least 5 issues on their SRS
+\item Grading as before
+\item Due by Tuesday, Oct 30, 11:59 pm
+\ei
+
 \item For MG presentation, we'll try to use my laptop only
 \item Grading scheme for VnV now available on Avenue
 \item Template for MG updated in repo
@@ -553,7 +561,7 @@ What are some examples of likely changes for software?
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \begin{frame}
-\frametitle{Relationships Between Modules}
+\frametitle{Relationships Between Modules \cite{GhezziEtAl2003}}
 
 \begin{itemize}
 \item Let $S$ be a set of modules