diff --git a/chapter-hsms/pres-harris.tex b/chapter-hsms/pres-harris.tex
index d9fa31c..ef5c92e 100644
--- a/chapter-hsms/pres-harris.tex
+++ b/chapter-hsms/pres-harris.tex
@@ -28,7 +28,7 @@
 \newcommand{\sampleno}[1]{#1}
 
 \title{Tamper-Sensing Meshes in the Wild}
-\author{Jan Sebastian Götte, TU Darmstadt}
+\author{Jan Sebastian Götte \& Björn Scheuermann\\TU Darmstadt\\contact: \texttt{research@jaseg.de}}
 \date{2026-03-24}
 
 \begin{document}
@@ -423,6 +423,8 @@ Other, hard to date examples: NSA use for protecting ciphering machines~\cite{bo
 \vspace{1cm}
 
 \Large Questions?
+
+\texttt{research@jaseg.de}
 \end{frame}
 
 \begin{frame}