private function createAuthor()
    {
        $pattern = $this->config["author"];

        $index = [];
        $matches = [];
        foreach ($this->meta as $key => $entry) {
            if (preg_match($pattern, $key, $matches)) {
                $acronym = $matches[1];
                $index[$acronym] = $key;
                $this->meta[$key]["acronym"] = $acronym;
                $this->meta[$key]["url"] = $key;
                unset($this->meta[$key]["__toc__"]);

                // Get content for byline
                $route = "$key/byline";
                $data = $this->getDataForAdditionalRoute($route);
                $byline = isset($data["data"]["content"]) ? $data["data"]["content"] : null;
                $this->meta[$key]["byline"] = $byline;
            }
        }

        return $index;
    }