What would existence be like without a computer? It’s difficult to imagine but it wasn’t that long ago that people didn’t have them. Now many of us carry numerous computers, i.e. laptops, e-readers, and smartphones.How did our culture go from no computers to having so much access to them in such a short time? George Dyson, a science historian, asks this question in his book, Turing’s Cathedral.Dyson has a distinctive vantage point that makes him the perfect author for this book. He’s the son of a top scientist, Freeman Dyson and, as a result, has...