1. Centre for Consciousness and Contemplative Studies, Monash University, Clayton, Victoria 3800, Australia
2. Department of Psychology, University of Toronto, Toronto, Ontario, Canada M5R 0A3
3. School of Media, Arts and Humanities, University of Sussex, Brighton, BN1 9RH, UK
4. Recreational Fear Lab, Aarhus University, 8000 Aarhus, Denmark