How to Remove Author in Tumblr Shares
Include the following code in either your child theme's functions.php file or create a site-specific plugin using the following plugin(recommended): https://wordpress.org/plugins/pluginception/
All you need to add is the plugin name and then copy the code below and enter it into the editing area, after pasting the code, save your changes and head over to your Plugins area and activate the plugin you just created to see the changes.
function rop_remove_tumblr_author(){ return ''; } add_filter( 'rop_tumblr_post_author', 'rop_remove_tumblr_author' );