fix artist credits

intro.tex

@@ -61,7 +61,7 @@ This particular version was last revised on \today.
 
 \subsection*{to the Artists}
 
-Neil McDonnell for the basic photograph which became the Polymorph image,
+Neil McDonnell for the basic photograph which became the Polymorph image on page \pageref{roch:polymorph},
 
 \paragraph{Boris Pecikozi\'c} for the example-story images, (pages 
 \pageref{boris:jump}, 
@@ -83,10 +83,14 @@ Neil McDonnell for the basic photograph which became the Polymorph image,
 ).
 Find him at artstation.com/hertz.
 
+
+\paragraph{Vladimir Arabadzhi,}
+for the stories image (page \pageref{vlad:stories}).
+
 \paragraph{Studio DA}
 for the fiery polymorph image,
 (page \pageref{da:fire}%
-)
+).
 
 \subsection*{and to the playtesters} Marri Russell, Ross Oliver, Reiss McGee, David Smith, Michael Dyson, Ryan Trotter, Maggie Anderson, 
 D\'{o}nal Emerson, Christopher Taylor, June Strang,