Index: user.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/user/user.module,v
retrieving revision 1.1053
diff -u -r1.1053 user.module
--- user.module	25 Sep 2009 15:14:18 -0000	1.1053
+++ user.module	27 Sep 2009 09:32:28 -0000
@@ -850,12 +850,12 @@
     '#type' => 'user_profile_category',
     '#attributes' => array('class' => array('user-member')),
     '#weight' => 5,
-    '#title' => t('History'),
+    '#title' => t('Summary'),
   );
   $account->content['summary']['member_for'] = array(
     '#type' => 'user_profile_item',
-    '#title' => t('Member for'),
-    '#markup' => format_interval(REQUEST_TIME - $account->created),
+    '#title' => t('Member since'),
+    '#markup' =>  format_date($account->created, 'custom', 'm/d/Y'),
   );
 }