     }
     
     @objc fileprivate func userDidTapAddTopicButton() {
-        
+        let topicComposeVC = TalkPageTopicComposeViewController(theme: theme)
+        let navVC = WMFThemeableNavigationController(rootViewController: topicComposeVC)
+        present(navVC, animated: true, completion: nil)
     }
     
     fileprivate func setupToolbar() {


        navigationItem.title = WMFLocalizedString("talk-pages-view-title", value: "Talk", comment: "Title of user and article talk pages view.")

        let rightBarButtonItem = UIBarButtonItem(image: UIImage(systemName: "ellipsis.circle"), style: .plain, target: self, action: #selector(tappedOverflow))
        navigationItem.rightBarButtonItem = rightBarButtonItem
        
        talkPageView.collectionView.dataSource = self

        
        setupToolbar()
    }

    private func setupHeaderView() {
        let headerView = TalkPageHeaderView()
