Blog User Listing

<ul class="bloggerGrid">
<?php
	$user_args = array(
		'orderby' => 'display_name',
		'order' => 'ASC'
	);
	$authors = get_users( $user_args );

	// Loop through users
	foreach ( $authors as $author ) {
?>
	<li class="theBlogger">
	<a href="<?php echo get_author_posts_url( $author->ID ) ?>" title="Read all posts by <?php echo $author->display_name; ?>">
	<?php echo get_avatar($author->ID, 50); ?>
	<h4><?php echo $author->display_name; ?></h4>
	<p><?php the_author_meta('description', $author->ID); ?></p>
		<?php	// Setup loop for user post(s)
			$post_args = array(
				'author' => '$author->ID',
				'post_count' => 1
			);
			$auth_posts = new WP_Query( $post_args );
			if ( $auth_posts->have_posts() ) : while ( $auth_posts->have_posts() ) : $auth_posts->the_post();
		?>
			<p><span class="leaderText">Latest Post:</span> <?php the_title(); ?></p>
		<?php
			endwhile; else :
		?>
			<p>This author has not yet published any posts</p>
		<?php
			endif; wp_reset_query();
		?>
	</a>
	</li>
<?php } //End loops ?>
</ul>