--- a/rdf-dataset/index.html	Mon Dec 16 01:56:52 2013 +0100
+++ b/rdf-dataset/index.html	Mon Dec 16 09:58:23 2013 +0100
@@ -105,7 +105,7 @@
             text-align: left;
             font-family: sans-serif;
             margin-left: 0;
-			margin-left: 1em
+	    margin-left: 1em
         }
     </style>
   </head>
@@ -481,6 +481,18 @@
 	<p>Communication of the intended semantics could be performed in various ways, from having the author tell the consumers directly, to inventing a protocol for this. Use of the HTTP protocol and content negotiation could be a possible way too. Special syntactic markers in the concrete serialization of datasets could convey the intended meaning. All of those are solutions that do not follow current practices.</p>
 </section>
 
+<section class="appendix informative" id="section-acknowledgements">
+
+<h2>Acknowledgements</h2>
+
+<p>This document is the result of extensive discussions that involved
+many members of the RDF 1.1 Working Group. The editor especially
+acknowledges valuable contributions from Richard Cyganiak, Sandro
+Hawks, Pat Hayes, Ivan Herman, Peter F. Patel-Schneider, Guus
+Schreiber, and David Wood.</p>
+
+</section>
+
 <section class="appendix informative" id="changes">
   <h2>Changes</h2>
   <ul>