Christian Roger Andreu is a French musician best known as the lead guitarist of metal band Gojira, and was guitarist on a Familha Artús album.
Joseph Andrew Duplantier is a French-American musician and record producer, best known as the rhythm guitarist and vocalist of metal band Gojira, which he formed with his younger brother Mario. He is also the former bassist of Cavalera Conspiracy, to which he was invited by Max Cavalera.