\documentclass{article}
\begin{document}
\textbf{\large Canadian Participants}
\begin{description}
\item[Ady, Michael S.] Edmonton, Alberta
\item[Brunskill, Roxanne] Calgary, Alberta
\item[Chan, Stephen] Burnaby, British Columbia
\item[Dick, Roberta] Don Mills, Ontario
\item[Flynn, Frank] Vancouver, British Collumbia
\item[Galko, Peter] Ottawa, Ontario
\item[Jones, Ed] Halifax, Nona Scotia
\item[Herschorn, Michael] Montr\'eal, Qu\'ebec
\item[Mackinnon, James G.] Kingston, Ontario
\end{description}
\end{document}

