\end{center}
\vspace{.5cm}
\begin{large}
-\textbf{Contributors:}
-\begin{multicols}{2}{
-Stefan Berger, IBM \\
-Daniel Berrang\'e, Red Hat \\
-Gareth Bestor, IBM \\
-Hollis Blanchard, IBM \\
-Mike Day, IBM \\
-Jim Fehlig, Novell \\
-Jon Harrop, XenSource \\
-Vincent Hanquez, XenSource \\
-John Levon, Sun Microsystems \\
-Jon Ludlam, XenSource \\
-Alastair Tse, XenSource \\
-Daniel Veillard, Red Hat \\
-Tom Wilkie, University of Cambridge}
-\end{multicols}
+\textbf{Contributors:} \\
+\\
+\begin{tabular}{p{0.5\textwidth}l}
+Stefan Berger, IBM & Vincent Hanquez, XenSource \\
+Daniel Berrang\'e, Red Hat & John Levon, Sun Microsystems \\
+Gareth Bestor, IBM & Jon Ludlam, XenSource \\
+Hollis Blanchard, IBM & Alastair Tse, XenSource \\
+Mike Day, IBM & Daniel Veillard, Red Hat \\
+Jim Fehlig, Novell & Tom Wilkie, University of Cambridge \\
+Jon Harrop, XenSource & \\
+\end{tabular}
\end{large}
\vfill