IN Presidential Primaries, One Vote Isn't Enough; Winner Take All

Professor [Douglas J. Amy]'s principle would have elected a coalition of Stephen Douglas, John Breckinridge and John Bell (60.2 percent of the popular vote in the 1860 election) to the exclusion of Abraham Lincoln (39.8 percent). Enamored of numbers, today's political scientists count heads; we used to reflect upon what occurs inside them.