King, A. Moyaert, Marianne and Joris Geldhof (eds) 2015. Ritual Participation and Interreligious Dialogue: Boundaries, Transgressions and Innovations. London: Bloomsbury. 272pp. £85.00 (hbk); £28.99 (pbk and ePub). ISBN: 9781472590367. FIRN 2017, 11 (2), 235-238. https://doi.org/10.1558/firn.32269.