This tutorial enables you to add a sidebar to the full width page_landing.php template included in the Magazine Pro child theme by StudioPress.
Here’s the default full width landing page template:
A member of WP Sites has asked me how to do this as they’ve set the default Layout Settings to full width which effects their entire site.
Here’s the full width layout settings which have been configured by going to Genesis > Theme Settings > Default Layout.
And here’s one example of how it might look: