public function is_section_object( $section ) {
		$types  = explode( '\\', get_class( $section ) );
		$excl   = array( 'help', 'header', 'footer', 'control' );
		$merge  = array_merge( $types, $excl );
		$unique = array_unique( $merge );

		return count( $merge ) === count( $unique );
	}