Stephen D. Smith is Visiting Professor of Religion at the University of Southern California (USC) and Executive Director Emeritus of the USC Shoah Foundation. His research spans oral history, Holocaust memory, and immersive testimony technologies. Co-founder of the UK National Holocaust Museum, his publications include The Trajectory of Holocaust Memory (2023).

• Introduction Part I: The Theory and Practice of Testimony in the Digital Age 1. The Debris of the Future 2. Witness Machines 3. The Problem of Digital Resurrection 4. Face to Facebook 5. Loci of Witness 6. Infrastructures of Memory 7. Game Changing Part II: Immersive Testimonial Methodologies 8. Holocaust XR in Practice 9. Interactive Biography 10. Room Scale VR Testimony 11. 360 Testimony on Location 12. Walking Tours 13. Animated VR Testimony 14. Mobile Interactive Biography Part III: The Future of Future Technologies 15. The Ethics of XR Representations 16. Two Witnesses Speak on the Future of Testimony 17. Not Yet an Opportunity Lost

Stephen D. Smith is Visiting Professor of Religion at the University of Southern California (USC) and Executive Director Emeritus of the USC Shoah Foundation. His research spans oral history, Holocaust memory, and immersive testimony technologies. Co-founder of the UK National Holocaust Museum, his publications include The Trajectory of Holocaust Memory (2023).

• Introduction Part I: The Theory and Practice of Testimony in the Digital Age 1. The Debris of the Future 2. Witness Machines 3. The Problem of Digital Resurrection 4. Face to Facebook 5. Loci of Witness 6. Infrastructures of Memory 7. Game Changing Part II: Immersive Testimonial Methodologies 8. Holocaust XR in Practice 9. Interactive Biography 10. Room Scale VR Testimony 11. 360 Testimony on Location 12. Walking Tours 13. Animated VR Testimony 14. Mobile Interactive Biography Part III: The Future of Future Technologies 15. The Ethics of XR Representations 16. Two Witnesses Speak on the Future of Testimony 17. Not Yet an Opportunity Lost

Stephen D. Smith is Visiting Professor of Religion at the University of Southern California (USC) and Executive Director Emeritus of the USC Shoah Foundation. His research spans oral history, Holocaust memory, and immersive testimony technologies. Co-founder of the UK National Holocaust Museum, his publications include The Trajectory of Holocaust Memory (2023).

• Introduction Part I: The Theory and Practice of Testimony in the Digital Age 1. The Debris of the Future 2. Witness Machines 3. The Problem of Digital Resurrection 4. Face to Facebook 5. Loci of Witness 6. Infrastructures of Memory 7. Game Changing Part II: Immersive Testimonial Methodologies 8. Holocaust XR in Practice 9. Interactive Biography 10. Room Scale VR Testimony 11. 360 Testimony on Location 12. Walking Tours 13. Animated VR Testimony 14. Mobile Interactive Biography Part III: The Future of Future Technologies 15. The Ethics of XR Representations 16. Two Witnesses Speak on the Future of Testimony 17. Not Yet an Opportunity Lost