Alexander Massmann is a postdoctoral researcher at the Faculty of Divinity at the University of Cambridge. He received his Ph.D. for a study on 20th century theology and ethics. Having published in the subject area of this book proposal, he works in theological ethics, science and theology, and Christian doctrine. Apart from recent articles in biomedical ethics and the science and theology dialogue, he is also the author of Citizenship in Heaven and on Earth: Karl Barth's Ethics (Fortress, 2015) and editor of Deathless Hopes: Reinventions of Afterlife and Eschatological Beliefs (LIT, 2018, together with C. Hays).