--- a/spec/identity-respec.html	Thu Jan 09 07:12:29 2014 +0100
+++ b/spec/identity-respec.html	Wed Feb 26 11:10:52 2014 -0500
@@ -465,7 +465,7 @@
 
 <p>Personal details are the most common requirement when registering an
 account with a website. Some of these pieces of information include an e-mail
-address, a name and perhaps an avatar image. This section includes
+address, a name and perhaps an avatar image, expressed using the FOAF [[!FOAF]] vocabulary. This section includes
 properties that SHOULD be used when conveying key pieces of personal information
 but are NOT REQUIRED to be present in a <tref>WebID Profile</tref>:</p>
 <dl>