diff --git modules/book/book.module modules/book/book.module
index 9f2fabe..9174d9f 100644
--- modules/book/book.module
+++ modules/book/book.module
@@ -1061,7 +1061,7 @@ function book_export_traverse($tree, $visit_func) {
  *   The HTML generated for the given node.
  */
 function book_node_export($node, $children = '') {
-  $node = node_build_content($node, 'print');
+  node_build_content($node, 'print');
   $node->rendered = drupal_render($node->content);
 
   return theme('book_node_export_html', $node, $children);
diff --git modules/comment/comment.module modules/comment/comment.module
index f048a8b..b53a6ea 100644
--- modules/comment/comment.module
+++ modules/comment/comment.module
@@ -767,9 +767,13 @@ function comment_prepare_thread(&$comments) {
  */
 function comment_build($comment, $build_mode = 'full') {
   $node = node_load($comment->nid);
-  $comment = comment_build_content($comment, $build_mode);
+  
+  // Populate $comment->content with a render() array.
+  comment_build_content($comment, $build_mode);
 
   $build = $comment->content;
+  // We don't need duplicate rendering info in comment->content.
+  unset($comment->content);
 
   $build += array(
     '#theme' => 'comment',
@@ -812,9 +816,6 @@ function comment_build($comment, $build_mode = 'full') {
  *   A comment object.
  * @param $build_mode
  *   Build mode, e.g. 'full', 'teaser'...
- * @return
- *   A structured array containing the individual elements
- *   of the comment's content.
  */
 function comment_build_content($comment, $build_mode = 'full') {
   if (empty($comment->content)) {
@@ -841,8 +842,6 @@ function comment_build_content($comment, $build_mode = 'full') {
 
   // Allow modules to modify the structured comment.
   drupal_alter('comment_build', $comment, $build_mode);
-
-  return $comment;
 }
 
 /**
@@ -2084,13 +2083,18 @@ function template_preprocess_comment(&$variables) {
   $variables['comment']   = $comment;
   $variables['node']      = node_load($comment->nid);
   $variables['author']    = theme('username', $comment);
-  $variables['content']   = $comment->content;
   $variables['date']      = format_date($comment->timestamp);
   $variables['new']       = !empty($comment->new) ? t('new') : '';
   $variables['picture']   = theme_get_setting('toggle_comment_user_picture') ? theme('user_picture', $comment) : '';
   $variables['signature'] = $comment->signature;
   $variables['title']     = l($comment->subject, 'comment/' . $comment->cid, array('fragment' => "comment-$comment->cid"));
   $variables['template_files'][] = 'comment-' . $variables['node']->type;
+  
+  // Helpful $content variable for templates.
+  foreach (element_children($variables['elements']) as $key) {
+    $variables['content'][$key] = $variables['elements'][$key];
+  }
+  
   // Set status to a string representation of comment->status.
   if (isset($comment->in_preview)) {
     $variables['status']  = 'comment-preview';
diff --git modules/node/node.module modules/node/node.module
index 0ae1104..68f1ef2 100644
--- modules/node/node.module
+++ modules/node/node.module
@@ -1030,9 +1030,13 @@ function node_delete_multiple($nids) {
 function node_build($node, $build_mode = 'full') {
   $node = (object)$node;
 
-  $node = node_build_content($node, $build_mode);
+  // Populate $node->content with a render() array.
+  node_build_content($node, $build_mode);
 
   $build = $node->content;
+  // We don't need duplicate rendering info in node->content.
+  unset($node->content);
+  
   $build += array(
     '#theme' => 'node',
     '#node' => $node,
@@ -1066,9 +1070,6 @@ function node_build($node, $build_mode = 'full') {
  * @param $build_mode
  *   Build mode, e.g. 'full', 'teaser'...
  *
- * @return
- *   A structured array containing the individual elements
- *   of the node's content.
  */
 function node_build_content($node, $build_mode = 'full') {
   // The 'view' hook can be implemented to overwrite the default function
@@ -1104,8 +1105,6 @@ function node_build_content($node, $build_mode = 'full') {
 
   // Allow modules to modify the structured node.
   drupal_alter('node_build', $node, $build_mode);
-
-  return $node;
 }
 
 /**
@@ -1163,9 +1162,14 @@ function template_preprocess_node(&$variables) {
 
   // Flatten the node object's member fields.
   $variables = array_merge((array)$node, $variables);
+  
+  // Helpful $content variable for templates.
+  foreach (element_children($variables['elements']) as $key) {
+    $variables['content'][$key] = $variables['elements'][$key];
+  }
 
   // Make the field variables available with the appropriate language.
-  field_attach_preprocess('node', $node, $node->content, $variables);
+  field_attach_preprocess('node', $node, $variables['content'], $variables);
 
   // Display post information only on certain node types.
   if (variable_get('node_submitted_' . $node->type, TRUE)) {
@@ -1382,7 +1386,7 @@ function node_search_execute($keys = NULL) {
   foreach ($find as $item) {
     // Render the node.
     $node = node_load($item->sid);
-    $node = node_build_content($node, 'search_result');
+    node_build_content($node, 'search_result');
     $node->rendered = drupal_render($node->content);
   
     // Fetch comments for snippet.
@@ -1841,7 +1845,7 @@ function node_feed($nids = FALSE, $channel = array()) {
 
     // The node gets built and modules add to or modify $node->rss_elements
     // and $node->rss_namespaces.
-    $node = node_build_content($node, 'rss');
+    node_build_content($node, 'rss');
 
     if (!empty($node->rss_namespaces)) {
       $namespaces = array_merge($namespaces, $node->rss_namespaces);
@@ -1985,7 +1989,7 @@ function _node_index_node($node) {
   variable_set('node_cron_last', $node->changed);
 
   // Render the node.
-  $node = node_build_content($node, 'search_index');
+  node_build_content($node, 'search_index');
   $node->rendered = drupal_render($node->content);
 
   $text = '<h1>' . check_plain($node->title) . '</h1>' . $node->rendered;
diff --git modules/search/search.api.php modules/search/search.api.php
index 0650cfc..a406667 100644
--- modules/search/search.api.php
+++ modules/search/search.api.php
@@ -179,7 +179,7 @@ function hook_search_execute($keys = NULL) {
   foreach ($find as $item) {
     // Build the node body.
     $node = node_load($item->sid);
-    $node = node_build_content($node, 'search_result');
+    node_build_content($node, 'search_result');
     $node->body = drupal_render($node->content);
 
     // Fetch comments for snippet.
@@ -265,7 +265,7 @@ function hook_update_index() {
     variable_set('node_cron_last', $node->changed);
 
     // Render the node.
-    $node = node_build_content($node, 'search_index');
+    node_build_content($node, 'search_index');
     $node->rendered = drupal_render($node->content);
 
     $text = '<h1>' . check_plain($node->title) . '</h1>' . $node->rendered;
diff --git modules/user/user.module modules/user/user.module
index 15b8c00..027ebc7 100644
--- modules/user/user.module
+++ modules/user/user.module
@@ -1372,7 +1372,7 @@ function user_menu() {
     'title' => 'My account',
     'title callback' => 'user_page_title',
     'title arguments' => array(1),
-    'page callback' => 'user_view',
+    'page callback' => 'user_build',
     'page arguments' => array(1),
     'access callback' => 'user_view_access',
     'access arguments' => array(1),
@@ -1503,12 +1503,9 @@ function user_uid_optional_to_arg($arg) {
 }
 
 /**
- * Menu item title callback - use the user name if it's not the current user.
+ * Menu item title callback - use the user name.
  */
 function user_page_title($account) {
-  if ($account->uid == $GLOBALS['user']->uid) {
-    return t('My account');
-  }
   return $account->name;
 }
 
@@ -2069,23 +2066,61 @@ function _user_cancel($edit, $account, $method) {
 }
 
 /**
- * Builds a structured array representing the profile content.
+ * Generate an array for rendering the given user.
+ *
+ * When viewing a user profile, the $page array contains:
+ *
+ * - $page['content']['Profile Category']:
+ *   Profile categories keyed by their human-readable names.
+ * - $page['content']['Profile Category']['profile_machine_name']:
+ *   Profile fields keyed by their machine-readable names.
+ * - $page['content']['user_picture']:
+ *   User's rendered picture.
+ * - $page['content']['summary']:
+ *   Contains the default "History" profile data for a user.
+ * - $page['content']['#account']:
+ *   The user account of the profile being viewed.
+ *
+ * To theme user profiles, copy modules/user/user-profile.tpl.php
+ * to your theme directory, and edit it as instructed in that file's comments. 
  *
  * @param $account
  *   A user object.
  *
  * @return
- *   A structured array containing the individual elements of the profile.
+ *   An array as expected by drupal_render().
+ */
+function user_build($account) {
+  // Retrieve all profile fields and attach to $account->content.
+  user_build_content($account);
+
+  $build = $account->content;
+  // We don't need duplicate rendering info in account->content.
+  unset($account->content);
+  
+  $build += array(
+    '#theme' => 'user_profile',
+    '#account' => $account,
+  );
+
+  return $build;
+}
+
+/**
+ * Builds a structured array representing the profile content.
+ *
+ * @param $account
+ *   A user object.
+ *
  */
 function user_build_content($account) {
   $account->content = array();
 
   // Build fields content.
-  // TODO D7 : figure out where exactly this needs to go
   $account->content += field_attach_view('user', $account);
 
+  // Populate $account->content with a render() array.
   module_invoke_all('user_view', $account);
-  return $account->content;
 }
 
 /**
diff --git modules/user/user.pages.inc modules/user/user.pages.inc
index 716036c..3fdab9b 100644
--- modules/user/user.pages.inc
+++ modules/user/user.pages.inc
@@ -160,39 +160,6 @@ function user_logout() {
 }
 
 /**
- * Menu callback; Displays a user or user profile page.
- *
- * The $page['content'] array for user profile pages contains:
- *
- * - $page['content']['Profile Category']:
- *   Profile categories keyed by their human-readable names.
- * - $page['content']['Profile Category']['profile_machine_name']:
- *   Profile fields keyed by their machine-readable names.
- * - $page['content']['user_picture']:
- *   User's rendered picture.
- * - $page['content']['summary']:
- *   Contains the default "History" profile data for a user.
- * - $page['content']['#account']:
- *   The user account of the profile being viewed.
- *
- * To theme user profiles, copy modules/user/user-profile.tpl.php
- * to your theme directory, and edit it as instructed in that file's comments.
- */
-function user_view($account) {
-  drupal_set_title($account->name);
-  // Retrieve all profile fields and attach to $account->content.
-  user_build_content($account);
-
-  $build = $account->content;
-  $build += array(
-    '#theme' => 'user_profile',
-    '#account' => $account,
-  );
-
-  return $build;
-}
-
-/**
  * Process variables for user-profile.tpl.php.
  *
  * The $variables array contains the following arguments:
@@ -202,7 +169,10 @@ function user_view($account) {
  */
 function template_preprocess_user_profile(&$variables) {
   $account = $variables['elements']['#account'];
-  $variables['user_profile'] = $account->content;
+  // Helpful $user_profile variable for templates.
+  foreach (element_children($variables['elements']) as $key) {
+    $variables['user_profile'][$key] = $variables['elements'][$key];
+  }
 }
 
 /**