[@tomdebruin Participant 16 years, 9 months ago]

improved:

<?php if ( bb_current_user_can( 'manage_tags', get_topic_id() )): ?> - <a href="/forum/profile.php?id=<?php echo $tag->user_id; ?>"><?php echo get_user_name( $tag->user_id ); ?></a><?php endif; ?>