Jean-Yves Thériault

Camera Obscura: lights on Voïvod a forthcoming book (2019) revisiting Blacky’s years with the band. The author, Monica Emond, collaborating with Thériault on the musical project Cœur Atomique, bases her critical bio-essay on at-length interviews and exclusive material.

Thériault is currently working with Monica Emond on a new artistic project called Coeur Atomique. The duo have since released two songs and video entitled, "Castle Bravo" "The Waste". Coeur Atomique first album was officially release on July 10, 2017.

Thériault composed, produced, recorded and edited Voivod's 2013 album Target Earth. On July 10, 2014, it was announced that he was forced out of the band, for months he requested meetings regarding the band business and artistic affairs, but was denied such talks by the other members.

Thériault returned to Voivod in 2008, after releasing a statement on August 26, 2008 regarding his involvement with the band.

Thériault continues to create electroacoustic music. His collaboration Hiatus, created with Australian artist Matt Warren, was presented in conjunction with the photographic work of artists Lena Stuart and Sally Rees at the Richmond, Virginia, InLight Festival on September 5, 2008 .

In 1997 he released The Electronic Voice Phenomena CD with Mark Spybey and established the X-voto Recording label.

Jean-Yves "Blacky" Thériault ([ʒɑ̃ iv tɛrjɔ], born 15 December 1962) is the former bassist for Canadian thrash/progressive metal band Voivod. He co-founded the band and appeared on the first six albums – War and Pain, Rrröööaaarrr, Killing Technology, Dimension Hatross, Nothingface, and Angel Rat. He departed the group in 1991 for personal reasons, and went on to co-found The Holy Body Tattoo Dance Society from 1992 to 1999. He composed, produced and engineered the scores for "White Riot", "L'Orage", "Poetry & Apocalypse", and "Our Brief Eternity".