list the speakers without links

oxygen-custom-taxonomies-without-links.php

<?php
/* 
* Put this in a code block
* Replace `custom_post_slug` with the current slug name
*/

// list the speakers without links
//$terms = wp_get_post_tags( $post->ID );

//For custom taxonomy use this line below
global $post;
$terms = wp_get_object_terms( $post->ID, 'custom_post_slug' );

foreach( $terms as $term )
    $term_names[] = $term->name;

echo implode(', ', (array)$term_names);
?>