diff --git a/functions.php b/functions.php
index 32c2516..999dcd4 100644
--- a/functions.php
+++ b/functions.php
@@ -123,4 +123,10 @@ function roots_robots() {
 	echo "Allow: /assets";
 }
 
+function roots_author_link($link) {
+  return str_replace('<a ', '<a class="fn" rel="author"', $link);
+}
+
+add_filter('the_author_posts_link', 'roots_author_link');
+
 ?>
diff --git a/inc/roots-cleanup.php b/inc/roots-cleanup.php
index cbb968b..88bfd78 100644
--- a/inc/roots-cleanup.php
+++ b/inc/roots-cleanup.php
@@ -103,6 +103,7 @@ add_filter('month_link', 'roots_root_relative_url');
 add_filter('day_link', 'roots_root_relative_url');
 add_filter('year_link', 'roots_root_relative_url');
 add_filter('tag_link', 'roots_root_relative_url');
+add_filter('the_author_posts_link', 'roots_root_relative_url');
 
 // Leaving plugins_url alone in admin to avoid potential issues (such as Gravity Forms)
 if (!is_admin()) {
@@ -357,7 +358,7 @@ class roots_nav_walker extends Walker_Nav_Menu {
     $class_names = $value = '';
     $classes = empty( $item->classes ) ? array() : (array) $item->classes;
 
-    $classes = array_filter($classes, 'check_current');
+    $classes = array_filter($classes, 'roots_check_current');
 
     $class_names = join( ' ', apply_filters( 'nav_menu_css_class', array_filter( $classes ), $item ) );
     $class_names = $class_names ? ' class="' . esc_attr( $class_names ) . '"' : '';
@@ -382,9 +383,8 @@ class roots_nav_walker extends Walker_Nav_Menu {
   }
 }
 
-function check_current($val) {
+function roots_check_current($val) {
   return preg_match('/current-menu/', $val);
 }
 
-
 ?>
diff --git a/loop-search.php b/loop-search.php
index 6c158a6..69c7ef9 100644
--- a/loop-search.php
+++ b/loop-search.php
@@ -14,7 +14,7 @@
 			<header>
 				<h2><a href="<?php the_permalink(); ?>"><?php the_title(); ?></a></h2>
 				<time pubdate datetime="<?php the_time('c'); ?>"><?php printf(__('Posted on %s at %s.', 'roots'), get_the_time('l, F jS, Y'), get_the_time()); ?></time>
-				<p class="byline author vcard"><?php _e('Written by', 'roots'); ?> <span class="fn"><?php the_author(); ?></span></p>
+        <p class="byline author vcard"><?php _e('Written by', 'roots'); ?> <?php the_author_posts_link(); ?></p>
 			</header>
 			<div class="entry-content">
 				<?php the_excerpt(); ?>
diff --git a/loop-single.php b/loop-single.php
index b12bf68..940e85e 100644
--- a/loop-single.php
+++ b/loop-single.php
@@ -7,7 +7,7 @@
 				<h1 class="entry-title"><?php the_title(); ?></h1>
 				<time class="updated" datetime="<?php the_time('c'); ?>" pubdate><?php printf(__('Posted on %s at %s.', 'roots'), get_the_time('l, F jS, Y'),get_the_time())?></time>
 				<p class="byline author vcard">
-					<?php _e('Written by', 'roots');?> <span class="fn"><?php the_author(); ?></span>
+        <?php _e('Written by', 'roots');?> <?php the_author_posts_link(); ?>
 				</p>
 			</header>
 			<div class="entry-content">
diff --git a/loop.php b/loop.php
index fa44343..d723900 100644
--- a/loop.php
+++ b/loop.php
@@ -14,7 +14,7 @@
 			<header>
 				<h2><a href="<?php the_permalink(); ?>"><?php the_title(); ?></a></h2>
 				<time pubdate datetime="<?php the_time('c'); ?>"><?php printf( __('Posted on %s at %s.','roots'), get_the_time('l, F jS, Y'), get_the_time()) ?></time>
-				<p class="byline author vcard"><span class="fn"><?php the_author(); ?></span></p>
+        <p class="byline author vcard"><?php the_author_posts_link(); ?></p>
 			</header>
 			<div class="entry-content">
 		<?php if (is_archive() || is_search()) : // Only display excerpts for archives and search ?>