Most likely he is referring to Lee Smolin and other
"loop quantum gravity" folks at the Perimeter Institute
in Waterloo, Canada.
http://www.perimeterinstitute.ca
Anybody have any recommendations for classical mechanics
textbooks at the intermediate and/or advanced level, besides
the popular ones like Marion & Thornton, Goldstein, Symon,
Arnold, or any of the schaum's outlines or dover books on
mechanics?
What I have in mind is some textbook that...