<http://schema.org/description>
"Back in October, Google's John Mueller told us directly and clearly that authorship is not used for rankings.  That has not changed, as John Mueller said it again in a Google Webmaster Help thread yes"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/google-authorship-rankings-18576.html>