The following assumes you have some knowledge of HTML/web coding, FTP client and a web editing application such as Dreamweaver.
To show the author of a post within the post itself, simply open the single.php file from within your WordPress theme files and find where the content is displayed, and paste the below code above the main content section:
By <?php the_author_posts_link(); ?> on <?php the_time(‘F jS, Y’); ?>
