'adminsistrator', 'fields' => array('ID','display_name'));
$admins = get_users($args);
$args = array('role' => 'editor', 'fields' => array('ID','display_name'));
$editors = get_users($args);
$args = array('role' => 'author', 'fields' => array('ID','display_name'));
$authors = get_users($args);
$args = array('role' => 'contributor', 'fields' => array('ID','display_name'));
$contributors = get_users($args);
$text = '