Founder, guitarist and songwriter for the band Unknown Mortal Orchestra (UMO) who have released charting albums called Multi-Love, II and a debut self-titled record from 2011.
He posted a song called "Ffunny Ffrends" in the spring of 2010 to his Bandcamp profile that was accompanied by no other information. After popular bloggers discovered it, it was at a later date that he said it was an UMO track.
He recorded UMO albums in the basement of his Portland, Oregon home.
He has a son named Moe. Before UMO, he performed in a band called The Mint Chicks for ten years alongside his brother Kody Nielson.