Page Specific Sidebar in Genesis

page-specific-sidebar.php

<?php
/**
 * Override the default sidebar in a Genesis Child Theme with the following code
 *
 * @author Joshua David Nelson, josh@joshuadnelson.com
 */

add_action( 'genesis_setup', 'child_theme_setup' );
function child_theme_setup() {

	// Register New Sidebar
	genesis_register_sidebar( array(
		'id' 		  => 'about-sidebar', 
		'name' 		  => __( 'About Sidebar', 'child-domain' ),
		'description' => __( 'The sidebar seen on the about page, as opposed to other pages', 'child-domain' ),
	) );

	// Page-Specific Sidebar
	add_action( 'get_header', 'jdn_change_genesis_sidebar' );
}

// Set Page Specific Sidebar
function jdn_change_genesis_sidebar() {
	if ( is_page('about') ) {
		remove_action( 'genesis_sidebar', 'genesis_do_sidebar' ); 
		add_action( 'genesis_sidebar', 'jdn_do_specifc_sidebar' ); 
	}
}

// Do Page Specific Sidebar
function jdn_do_specifc_sidebar() {
	if ( is_page('about') && is_active_sidebar( 'about-sidebar' ) ) {
		dynamic_sidebar( 'about-sidebar' );
	}
}