X-Nico

Joseph Polchinski

In July 2012, Polchinski, together with two of his students — Ahmed Almheiri and James Sully — and fellow string theorist Donald Marolf at the University of California, Santa Barbara (UCSB), published a paper whose calculations about black hole radiation seemed to suggest that either Relativity Theory's equivalence principle is wrong, or else a key tenet of quantum mechanics is incorrect.

see also