Jeff Ament is an American musician. He is best known as the bassist and a founding member of the rock band Pearl Jam. Ament was also a member of Green River and Mother Love Bone. Ament scored the series Under the Banner of Heaven. He has released the albums Heaven / Hell and I Should Be Outside. Ament has also released the song Struggling with Pluralone. He has appeared in the documentaries Dogtown and Z-Boys, Pearl Jam Twenty, and Pearl Jam Twenty - The Fans Are Alright.