public function get_contributor($key = 0)
	{
		$contributors = $this->get_contributors();
		if (isset($contributors[$key]))
		{
			return $contributors[$key];
		}
		else
		{
			return null;
		}
	}
public function get_contributor($key = 0)
	{
		$contributors = $this->get_contributors();
		if (isset($contributors[$key]))
		{
			return $contributors[$key];
		}
		else
		{
			return null;
		}
	}
public function get_contributor ( $ key = 0 ) { $ contributors = $ this -> get_contributors ( ) ; if ( isset ( $ contributors [ $ key ] ) ) { return $ contributors [ $ key ] ; } else { return null ; } }
Get a contributor for the feed

@since 1.1
@param int $key The contrbutor that you want to return. Remember that arrays begin with 0, not 1
@return SimplePie_Author|null
Get a contributor for the feed