. "Canadian physicist" . . . "Freidel, Laurent"@en . . . "Laurent Freidel"@en . "Laurent Freidel is a French theoretical physicist and mathematical physicist known mainly for his contributions to quantum gravity, including loop quantum gravity, spin foam models, doubly special relativity, group field theory, relative locality and most recently metastring theory. He is currently a faculty member at Perimeter Institute for Theoretical Physics in Waterloo, Ontario, Canada.Freidel received his PhD in 1994 from the \u00C9cole normale sup\u00E9rieure de Lyon (ENSL) in Lyon, France."@en . . .