An Error Was Encountered

Error Number: 1064

You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'Connor PhD' AND status=3 ORDER BY dateemailconfirmed DESC LIMIT 0,50' at line 1

SELECT id,title,summary,authorname,dateadded FROM article WHERE authorname='Nancy O'Connor PhD' AND status=3 ORDER BY dateemailconfirmed DESC LIMIT 0,50