Thesis add category to byline

Thesis - Add Category to Byline

//========================================================== Byline, Category on same line
function add_to_byline() { 
	if (!is_page()) { echo ' in <span>' . get_the_category_list(',') . '</span>'; }    
} add_action('thesis_hook_byline_item', 'add_to_byline', '99');