$co_author = Array ([ID] => 244 [user_firstname] => Desiree [user_lastname] => Emmanuel [nickname] => Desiree . $co_author = Array ([ID] => 244 [user_firstname] => Desiree [user_lastname] => Emmanuel [nickname] => Desiree . $co_author)emmanuel [user_nicename] => Desiree -emmanuel [display_name] => Desiree emmanuel [user_email] => desiree.emmanuel@accenture.com [user_url] => [user_registered] => 2013-01-18 06:20:12 [user_description] => [user_avatar] =>）