Lead guitarist and occasional vocalist with the new wave band Devo, known for the hit "Whip It."
He started the The Bob I Band when Devo stopped releasing albums.
He produces music soundtracks for films and TV shows such as the Rugrats on Nickelodeon.
He has a daughter named Alex. He was married to Maria Mothersbaugh.
He was in Devo with his brother Mark Mothersbaugh.