WordPress/wp-content/themes/twentytwelve/content-single.php

<?php
/**
 * The template for displaying content in the single.php template
 *
 * @package WordPress
 * @subpackage Twenty_Twelve
 * @since Twenty Twelve 1.0
 */
?>

	<article id="post-<?php the_ID(); ?>" <?php post_class(); ?>>
		<header class="entry-header">
			<h1 class="entry-title"><?php the_title(); ?></h1>

			<?php if ( 'post' == get_post_type() ) : // Hide entry meta for pages ?>
			<div class="entry-meta">
				<?php twentytwelve_posted_on(); ?>
			</div><!-- .entry-meta -->
			<?php endif; ?>
		</header><!-- .entry-header -->

		<div class="entry-content">
			<?php the_content(); ?>
			<?php wp_link_pages( array( 'before' => '<div class="page-links">' . __( 'Pages:', 'twentytwelve' ), 'after' => '</div>' ) ); ?>
		</div><!-- .entry-content -->

		<footer class="entry-meta">
			<?php
				/* translators: used between list items, there is a space after the comma */
				$categories_list = get_the_category_list( __( ', ', 'twentytwelve' ) );

				/* translators: used between list items, there is a space after the comma */
				$tag_list = get_the_tag_list( '', __( ', ', 'twentytwelve' ) );
				if ( '' != $tag_list ) {
					$utility_text = __( 'This entry was posted in %1$s and tagged %2$s by <a href="%6$s">%5$s</a>. Bookmark the <a href="%3$s" title="Permalink to %4$s" rel="bookmark">permalink</a>.', 'twentytwelve' );
				} elseif ( '' != $categories_list ) {
					$utility_text = __( 'This entry was posted in %1$s by <a href="%6$s">%5$s</a>. Bookmark the <a href="%3$s" title="Permalink to %4$s" rel="bookmark">permalink</a>.', 'twentytwelve' );
				} else {
					$utility_text = __( 'This entry was posted by <a href="%6$s">%5$s</a>. Bookmark the <a href="%3$s" title="Permalink to %4$s" rel="bookmark">permalink</a>.', 'twentytwelve' );
				}

				printf(
					$utility_text,
					$categories_list,
					$tag_list,
					esc_url( get_permalink() ),
					the_title_attribute( 'echo=0' ),
					get_the_author(),
					esc_url( get_author_posts_url( get_the_author_meta( 'ID' ) ) )
				);
			?>
			<?php edit_post_link( __( 'Edit', 'twentytwelve' ), '<span class="edit-link">', '</span>' ); ?>

			<?php if ( get_the_author_meta( 'description' ) && ( ! function_exists( 'is_multi_author' ) || is_multi_author() ) ) : // If a user has filled out their description and this is a multi-author blog, show a bio on their entries ?>
			<div id="author-info">
				<div id="author-avatar">
					<?php echo get_avatar( get_the_author_meta( 'user_email' ), apply_filters( 'twentytwelve_author_bio_avatar_size', 68 ) ); ?>
				</div><!-- #author-avatar -->
				<div id="author-description">
					<h2><?php printf( __( 'About %s', 'twentytwelve' ), get_the_author() ); ?></h2>
					<?php the_author_meta( 'description' ); ?>
					<div id="author-link">
						<a href="<?php echo esc_url( get_author_posts_url( get_the_author_meta( 'ID' ) ) ); ?>" rel="author">
							<?php printf( __( 'View all posts by %s <span class="meta-nav">&rarr;</span>', 'twentytwelve' ), get_the_author() ); ?>
						</a>
					</div><!-- #author-link	-->
				</div><!-- #author-description -->
			</div><!-- #author-info -->
			<?php endif; ?>
		</footer><!-- .entry-meta -->
	</article><!-- #post -->