public function getCandidateAuthors()
    {
        if ($this->config()->get('restrict_authors_to_group')) {
            return Group::get()->filter('Code', $this->config()->get('restrict_authors_to_group'))->first()->Members();
        }

        $list = Member::get();
        $this->extend('updateCandidateAuthors', $list);
        return $list;
    }