     public let pageViewController: UIPageViewController
     public let findFriendsViewController: FindFriendsViewController
     public let inviteFriendsViewController: InviteFriendsViewController
-    let controllers: [UIViewController]
     let addressBook: ContactList
 
     required public init(addressBook: ContactList) {
         self.pageViewController = UIPageViewController(transitionStyle: .Scroll, navigationOrientation: .Horizontal, options: nil)
         self.findFriendsViewController = FindFriendsViewController()
         self.inviteFriendsViewController = InviteFriendsViewController()
-        self.controllers = [self.findFriendsViewController, self.inviteFriendsViewController]
         self.addressBook = addressBook
         super.init(nibName: "AddFriendsContainerViewController", bundle: NSBundle(forClass: FindFriendsViewController.self))
         self.title = "Add Friends"

    @IBAction func findFriendsTapped(sender: FindInviteButton) {
        selectButton(.Find)
        Tracker.sharedTracker.screenAppeared("Find Friends")
        pageViewController.setViewControllers([controllers[0]],
            direction: .Reverse,
            animated: true) { finished in
        }
    }

    @IBAction func inviteFriendsTapped(sender: FindInviteButton) {
        selectButton(.Invite)
        Tracker.sharedTracker.screenAppeared("Invite Friends")
        pageViewController.setViewControllers([controllers[1]],
            direction: .Forward,
            animated: true) { finished in
        }
    }
}

    override public func viewDidAppear(animated: Bool) {
        super.viewDidAppear(animated)
        findFriendsFromContacts()
        updateInsets()
    }

    override func showNavBars(scrollToBottom : Bool) {
        super.showNavBars(scrollToBottom)
        positionNavBar(navigationBar, visible: false, withConstraint: navigationBarTopConstraint)
    }

    override func hideNavBars() {
        super.hideNavBars()
        positionNavBar(navigationBar, visible: false, withConstraint: navigationBarTopConstraint)
    }

    private func updateInsets() {
        if let tableView = findFriendsViewController.tableView {
            tableView.contentInset.bottom = ElloTabBar.Size.height
            tableView.scrollIndicatorInsets.bottom = ElloTabBar.Size.height
        }
        if let tableView = inviteFriendsViewController.tableView {
            tableView.contentInset.bottom = ElloTabBar.Size.height
            tableView.scrollIndicatorInsets.bottom = ElloTabBar.Size.height
        }
    }

    // MARK: - Private
