No legislature in the world has a greater influence over its nation's public affairs than the US Congress. The Congress's centrality in the US system of government has placed research on Congress at the heart of scholarship on American politics. Generations of American government scholars working in a wide range of methodological traditions have focused their analysis on understanding Congress, both as a lawmaking and a representative institution. The Oxford Handbook of the American Congress takes stock of this impressive and diverse literature, identifying areas of accomplishment...