Re: Google Drops Who +1'd A Page In Google's Search Results - http://www.seroundtable.com/google-...
Mar 20, 2015
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"Yes, those started showing up in personalized (logged in) search the same day Authorship results were removed. BUT...these only show for Google+ posts by your G+ friends, NOT for sites they have plussed outside of G+."
- Mark Traphagen