Disable author page in Wordpress redirect to hp

gistfile1.txt

#
#http://wordpress.stackexchange.com/questions/74924/disable-author-pages-for-specific-users
#
function tst() {
  global $wp_query;
  if (is_author() && !empty($wp_query->query['author_name'])) {
    $author = get_user_by('login',$wp_query->query['author_name']);
    if ( 1 === $author->ID) {
      wp_safe_redirect(get_bloginfo('url'),'301'); // or whatever you want
    }
  }
}
add_action('template_redirect','tst');