Wikipedia article

Born Nov 28, 1962, Matt Cameron is perhaps best known for his work as drummer for alternative bands Soundgarden and Pearl Jam. He was a session drummer for the Pumpkins during the Adore era, recording 7 songs, only 2 of which were ever released- "For Martha" on the album, and "Because You Are" a few years later on the Greatest Hits/Judas O compilation.