Jasmine Hazel Shadrack is an adjunct professor at the Don Wright School of Music Composition and Research, at Western University, Canada. She is also a musician, composer, disability advocate and an extreme metal performer.

Keith Kahn-Harris is a sociologist and writer, based in London. He has been writing about metal since the 1990s, is the author of 'Extreme Metal: Music and Culture on the Edge' and co-editor of a number of collections.