The idea that a Senator--Republican or Democrat--would put the greater good of the country ahead of party seems nearly impossible to imagine in our current climate of gridlock and divisiveness. But this hasn't always been the case. Arthur H. Vandenberg (1884-1951), Republican from Grand Rapids, Michigan, was the model of a consensus builder, and the coalitions he spearheaded continue to form the foundation of American foreign and domestic policy today. Edward R. Murrow called him "the central pivot of the entire era," yet, despite his significance, Vandenberg has never received the full...