Create Custom Field to Remove Authorbox in Genesis Child Theme.

Add the following code to single.php in a Genesis Child Theme to create a Custom Field to Remove the Authorbox.

/**
* single.php
*/
$authorbox = get_post_meta($post->ID, "authorbox", $single = true);
if ( isset($authorbox) && $authorbox == 'false' ){
    remove_action('genesis_after_post', 'genesis_do_author_box');
}
genesis();