--- a/slides/slides01.tex	Sun Sep 22 15:46:07 2013 +0100
+++ b/slides/slides01.tex	Mon Sep 23 14:59:28 2013 +0100
@@ -1,6 +1,7 @@
 \documentclass[dvipsnames,14pt,t, xelatex]{beamer}
 \usepackage{beamerthemeplaincu}
-%%\usepackage[T1]{fontenc}
+\usepackage{fontenc,xltxtra,xunicode}
+\defaultfontfeatures{Mapping=tex-text}
 \usepackage[latin1]{inputenc}
 \usepackage{mathpartir}
 \usepackage[absolute,overlay]{textpos}
@@ -19,6 +20,7 @@
 \usetikzlibrary{positioning}
 \usetikzlibrary{calc}
 \usepackage{graphicx} 
+\usepackage{upquote}
 
 \definecolor{javared}{rgb}{0.6,0,0} % for strings
 \definecolor{javagreen}{rgb}{0.25,0.5,0.35} % comments
@@ -115,6 +117,18 @@
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 \mode<presentation>{
+\begin{frame}
+
+\begin{center}
+\includegraphics[scale=0.1]{pics/snowden.jpg}
+\end{center}
+
+\end{frame}}
+ %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%     
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+\mode<presentation>{
 \begin{frame}[c]
 \frametitle{\begin{tabular}{@ {}c@ {}}Security Engineers\end{tabular}}
 
@@ -127,8 +141,8 @@
 ``Security engineers --- at least the good ones --- see the world dif$\!$ferently. 
 They can't walk into a store without noticing how they might shoplift. They can't 
 use a computer without wondering about the security vulnerabilities. They can't 
-vote without trying to figure out how to vote twice. They just can't help it.''
-Bruce Schneier
+vote without trying to figure out how to vote twice. They just can't help it.''\\
+\hfill{}---Bruce Schneier
 \end{minipage}};
 \end{tikzpicture}