Replace the author box altogether

functions.php

<?php
// Paste the code BELOW this line into your child theme functions.

/**
 * Replace the author box altogether
 *
 * @author Reasons to Use Genesis
 * @link http://reasonstousegenesis.com/author-box-filter/
 */
add_filter( 'genesis_author_box', 'rtug_replace_author_box' );
function rtug_replace_author_box() {
	
	$content  = '<a href="#">';
	$content .= '<img src="http://example.com/wp-content/uploads/banner.gif" alt="Follow Me on Instagram">';
	$content .= '</a>';
	return $content;
	
}