Christopher Partridge is Professor of Religious Studies in the Department of Politics, Philosophy and Religion at Lancaster University, UK. He is the author of several books, including High Culture: Drugs, Mysticism, and the Pursuit of Transcendence in the Modern World (2018) and Mortality and Music: Popular Music and the Awareness of Death (2015).

Tom Wagner is is Teaching Fellow in Music Performance and Digital Arts at Royal Holloway, University of London. He is the author of Music, Branding, and Consumer Culture in Church (2019) and co-editor of three edited collections on music and religion including Congregational Music Making in a Mediated Age (2015).