photo credits: Vetter, Ivonne - CC-BY-SA-2.0-DE
Robert M. Wald (; born June 29, 1947 in New York City) is an American theoretical physicist who studies gravitation. His research interests include general relativity, black holes, and quantum gravity. He is also a science communicator and textbook author.
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Comparison of the Noether charge and Euclidean methods for computing the entropy of stationary black holes ( 1995 )