Add a widget to the WP admin dashboard

functions.php

function ak_dashboard_widget() { ?>
		<p>stuff</p>
	<?php
}
function ak_add_dashboard_widget() {
		wp_add_dashboard_widget('wp_dashboard_widget', 'Welcome to This Site', 'ak_dashboard_widget');
}
add_action('wp_dashboard_setup', 'ak_add_dashboard_widget');