Aaron Monster is a founding member of the bands Sad Monsters and The Hideous Strength. He also is a member of The Broads and Whysp.

He was raised in Felton and currently resides in Coralitos. He is involved in the Pajaro Sound Foundation and runs a recording studio called Silent Planet. Monster went to school for recording in Florida. While he was there, he found a field that was full of psychedelic mushrooms, which helped pay for a lot of college and rent.