diff --git a/APCCM2017_Stanger.tex b/APCCM2017_Stanger.tex
index 8fee155..76b5139 100644
--- a/APCCM2017_Stanger.tex
+++ b/APCCM2017_Stanger.tex
@@ -544,7 +544,7 @@
         \ProjectionAnnotation[right=-2pt]{TSSC}{TStatus}
         \ProjectionAnnotation[above right=-2pt and -4pt]{TSSC}{TCity}
     \end{tikzpicture}
-    \caption{SIG for relvar \(\bm{S\{\Sno, \Sname, \Status, \City\}}\).}
+    \caption{SIG for relvar \(S\{\Sno, \Sname, \Status, \City\}\).}
     \label{fig-sig-s-alone}
 \end{figure}
 
@@ -808,7 +808,7 @@
             (TTLSPlusNLS) -- [projection right,bend right] (TSSC),
         };
     \end{tikzpicture}
-    \caption{SIG for schema \(\bm{\SC{1} = \{S\}}\).}
+    \caption{SIG for schema \(\SC{1} = \{S\}\).}
     \label{fig-sig-s}
 \end{figure*}
 
@@ -883,7 +883,7 @@
             (TTLSPlusNLS) -- [projection right,bend right] (TSSC),
         };
     \end{tikzpicture}
-    \caption{SIG for schema \(\bm{\SC{2} = \{\LS, \NLS\}}\).}
+    \caption{SIG for schema \(\SC{2} = \{\LS, \NLS\}\).}
     \label{fig-sig-ls-nls}
 \end{figure*}
 
@@ -948,7 +948,7 @@
             (TSSC) -- [projection left] (TCity);
         };
     \end{tikzpicture}
-    \caption{SIG for schema \(\bm{\SC{3} = \{\LS\}}\).}
+    \caption{SIG for schema \(\SC{3} = \{\LS\}\).}
     \label{fig-sig-ls}
 \end{figure*}
 
@@ -1041,7 +1041,7 @@
             (TSSC) -- [projection left] (TCity);
         };
     \end{tikzpicture}
-    \caption{SIG for modified schema \(\bm{S_{3}'}\) after duplicating various nodes to produce analogues of the additional nodes in \(\bm{S_{1}}\). Inputs to the transformation are coloured \textcolor{blue}{blue}, outputs are coloured \textcolor{red}{red}. [\(\equiv\)]}
+    \caption{SIG for modified schema \(S_{3}'\) after duplicating various nodes to produce analogues of the additional nodes in \(S_{1}\). Inputs to the transformation are coloured \textcolor{blue}{blue}, outputs are coloured \textcolor{red}{red}. [\(\equiv\)]}
     \label{fig-transform-all-duplicates}
 \end{figure*}
 
@@ -1120,7 +1120,7 @@
             (TTLSPlusNLS) -- [projection right,arrows={:{crossbar}->},bend right,output] (TSSC),
         };
     \end{tikzpicture}
-    \caption{SIG for modified schema \(\bm{S_{3}'}\) after copying and moving edges. [\(\preceq\)]}
+    \caption{SIG for modified schema \(S_{3}'\) after copying and moving edges. [\(\preceq\)]}
     \label{fig-transform-edge-moves}
 \end{figure*}