I am displaying the author box, comment form and comments in JQuery Tabs format at below the entry footer meta on single post details page. In this article I used Genesis Sample theme. PHP and JQuery scripts will work on any child theme. You will just modify the CSS code and adjust the padding/margin as per your site design. Checkout the instructions at below (only 3 steps):
Open the functions.php file and add the following snippets at end of the file. Before editing the file you will keep a backup of your child theme.