The Catalyst is by an American rock band.
A Thousand Suns is the fourth studio album by American rock band Linkin Park . Joseph `` Joe '' Hahn ( born March 15 , 1977 ) , is a musician , visual artist and director best known as the DJ and sampler for the American rock band Linkin Park . The Catalyst . Released on August 2 , 2010 , it is the first single from their fourth studio album , A Thousand Suns , which was released on September 8 , 2010 .