def _createdby_data(self, ws):
        """ Returns a dict that represents the user who created the ws
            Keys: username, fullmame, email
        """
        username = ws.getOwner().getUserName()
        return {'username': username,
                'fullname': to_utf8(self.user_fullname(username)),
                'email': to_utf8(self.user_email(username))}