typo fix

Author: terriko

index.html

@@ -148,7 +148,7 @@ <h2>Getting Started</h2>
 href="#ideas">Our ideas list</a> will be updated as soon as orgs tell us
 they're interested in participating this year. If your favourite org isn't on
 the list and you'd like them to be, contact them directly!  Assuming Google
-accepts us, we'll accept sub-orgs until <a href="#dates">the dates lisetd in
+accepts us, we'll accept sub-orgs until <a href="#dates">the dates listed in
 our schedule</a>.</li>
 
 </ul>