List Posts grouped by Taxonomy Term

<?php // List posts by taxonomy term
$taxonomy = 'madeof';
$terms = get_terms($taxonomy);
foreach ($terms as $term) {
   $args = array(
      'post_type' => 'post',
      'ignore_sticky_posts' => 1,
      'posts_per_page' => -1,
      "$taxonomy" => $term->name,
      'orderby' => 'title',
      'order' => 'ASC',
   );
   $q = new WP_Query($args);
   if ($q->have_posts()) { ?>
      <h1><?php echo $term->name; ?></h1>
      <table>
      <?php while ($q->have_posts()) {
         $q->the_post(); ?>
         <tr>
            <td><a href="<?php the_permalink() ?>"><?php the_title(); ?></a></td>
            <td>
               <?php if(get_post_meta($post->ID, 'Author', true)) {
                  echo get_post_meta($post->ID, 'Author', true);
               } ?>
            </td>
         </tr>
      <?php } ?>
      </table>
   <?php }
}
?>