Hanoch Gutfreund is professor emeritus of theoretical physics at the Hebrew University of Jerusalem, where he is also academic director of the Albert Einstein Archives. His books include, with Jürgen Renn, The Formative Years of Relativity: The History and Meaning of Einstein's Princeton Lectures (Princeton).
Jürgen Renn is a director at the Max Planck Institute for the History of Science in Berlin. His books include The Evolution of Knowledge: Rethinking Science for the Anthropocene (Princeton).
