Brain Greene - the author said this about the article: "Hi Everyone, To commemorate the 30th anniversary of the key paper that launched string theory into the

Brain Greene - the author said this about the article: "Hi Everyone, To commemorate the 30th anniversary of the key paper that launched string theory into the mainstream of physics, I've written personal retrospective, just published in Smithsonian Magazine, on this remarkable but challenging approach to unification. --BG PS: I didn't choose the title of the article, and don't consider it representative of the piece." See https://www.facebook.com/BrianGreenePhysicist https://www.facebook.com/BrianGreenePhysicist