diff --git a/doc/rules.tex b/doc/rules.tex
index 5133ec4..f862375 100644
--- a/doc/rules.tex
+++ b/doc/rules.tex
@@ -3,7 +3,7 @@
 
 
 \title{The Synthetic Theory of Polynomial Functors}
-\author{David Spivak}
+\author{David I.\ Spivak}
 \author{Owen Lynch}
 \author{Reed Mullanix}
 \author{Solomon Bothwell}
@@ -256,4 +256,4 @@ \subsection{Polynomial Maps}
   }
 \end{mathpar}
 
-\end{document}
\ No newline at end of file
+\end{document}