Jonathan KerrIn 2019 a science documentary maker, Nigel Lesmoir-Gordon, sent the paper of a British physicist, Jonathan Kerr, to two of the world's top physicists. Carlo Rovelli and Neil Turok both became interested in the radical theory it contained, and it led o long filmed conversations, partly about the new picture of what's going on underneath quantum mechanics, but also about the background theory from which that picture came. There was a Sunday Telegraph article: 'Quantum mechanics' greatest puzzle 'solved' in a Surrey cottage. 'Kerr's first book, 'The Unsolved Puzzle', went with the online documentary 'The Interactions Avenue'. Now a second book, 'Gravity: what we still don't know', has come out of the visually beautiful, unexpected view of the universe that led to both sets of ideas. Read More Read Less