Jasper Heinzen completed his undergraduate studies at the Universities of Otago and Canterbury in New Zealand before obtaining an MPhil and PhD from the University of Cambridge. He is a senior lecturer in modern European history at the University of York. Research for the book was graciously supported by a Marie Curie Fellowship at the University of Bern, a EURIAS Fellowship at the Paris Institut d'études avancées, and a Leverhulme Fellowship, as well as a number of smaller grants.