Gambini and Pullin's New Text Listed #2 on Amazon's Physics of Gravity Collection

Rodolfo Gambini and Jorge Pullin's new text A First Course in Loop Quantum Gravity was recently listed as #2 on Amazon.com's collection of Best Sellers in Physics of Gravity, second to the Kindle edition of Albert Einstein's Relativity: The Special and General Theory. Based on the reviews, though, the Gambini-Pullin text gets two stars more than Einstein.