public function addSubscriber($person)
    {
        if ($this->eql($person)) {
            return false;
        }

        if($this->subscribed($person)){
           return false;
        }

        $subscription = $this->subscriptions->findOrAddNew(array(
            'subscriber' => $person,
        ))->setData(array(
            'component' => $this->component,
            'author' => $person,
        ), AnDomain::ACCESS_PROTECTED);

        return $this->_mixer;
    }