Segment Information (Tables)

6 Months Ended

Jun. 30, 2011

Information about the Reportable Segments

The following tables present information about the Company’s reportable segments (in thousands):

Three Months Ended June 30, 2011:	Research		Consulting		Events		Consolidated
Revenues	$	250,015	$	77,962	$	37,566	$	365,543
Gross contribution		168,304		28,873		17,315		214,492
Corporate and other expenses								(162,924	)
Operating income								51,568
Interest expense, net								(2,797	)
Other expense, net								(571	)
Income before income taxes							$	48,200
Three Months Ended June 30, 2010:	Research		Consulting		Events		Consolidated
Revenues	$	209,095	$	75,760	$	29,340	$	314,195
Gross contribution		135,970		31,819		11,499		179,288
Corporate and other expenses								(145,058	)
Operating income								34,230
Interest expense, net								(3,180	)
Other expense, net								(643	)
Income before income taxes							$	30,407
Six Months Ended June 30, 2011:	Research		Consulting		Events		Consolidated
Revenues	$	493,450	$	148,592	$	53,068	$	695,110
Gross contribution		332,805		54,362		22,980		410,147
Corporate and other expenses								(312,798	)
Operating income								97,349
Interest expense, net								(5,581	)
Other expense, net								(953	)
Income before income taxes							$	90,815
Six Months Ended June 30, 2010:	Research		Consulting		Events		Consolidated
Revenues	$	419,768	$	147,399	$	42,861	$	610,028
Gross contribution		274,706		60,241		16,714		351,661
Corporate and other expenses								(288,233	)
Operating income								63,428
Interest expense, net								(6,564	)
Other income, net								1,109
Income before income taxes							$	57,973