tillRunlevel < 4)
        return;

      // hide author/affiliations entirely if we have no authors
      var front_matter = JSON.parse($("#distill-front-matter").html());
      var have_authors = front_matter.authors && front_matter.authors.length > 0;
      if (!have_authors)
        $('d-byline').addClass('hidden');

      // article with toc class
      $('.d-contents').parent().addClass('d-article-with-toc');

      // strip links that point to #
      $('.authors-affiliations').find('a[href="#"]').rem