In an era of unrelenting bad news, where the most visible current scientific advance had to do primarily with a black hole, let me offer a hopeful report. Boris Johnson’s The Churchill Factor, makes the point that one man can make a serious difference. Without Churchill taking a stand in 1940 against almost all his British government colleagues, who wanted to cut a deal with Hitler so they could hopefully stay out of a war, Johnson shows us why at the end of the conflict, wes