Move Featured image to the left of Post title
<?php
//* Do NOT include the opening php tag shown above. Copy the code shown below.
//* Remove Featured Image from Entry Content and add it in Entry Header above the Post Title
remove_action( 'genesis_entry_content', 'genesis_do_post_image', 8 );
add_action( 'genesis_entry_header', 'genesis_do_post_image', 9 );