function cckwizards_form_alter($form_id, &$form) {
if ($form_id == 'deadlines_node_forms') {
// This would put the lastnaam element at the bottom of the form.
// Depending on what you want to do insert it in the right part of the array, var_dump $form to see where.
$form['lastnaam'] =
array(
'#type' => 'textfield',
'#size' => 50,
'#title' => 'Your last name SRODRIGUEZ',
'#description' =>
t('Please write your last name. SRODRIGUEZ'),
);
}
}