protected static function _classesForBehavior($name) {
		$model = get_called_class();

		if (is_object($name)) {
			$class = get_class($name);
		} elseif (!$class = Libraries::locate('behavior', $name)) {
			throw new RuntimeException("No behavior named `{$name}` found.");
		}
		return [$model, $class];
	}