###HUMAN: who wrote the most ACL papers in 2010, ###ASSISTANT: SELECT DISTINCT COUNT(paper.paperid), writes.authorid FROM paper, venue, writes WHERE paper.year = 2010 AND venue.venueid = paper.venueid AND venue.venuename = 'ACL' AND writes.paperid = paper.paperid GROUP BY writes.authorid ORDER BY COUNT(paper.paperid) DESC