I was astonished at the political analysis by John Sides, Chris Tausanovitch and Lynn Vavreck in their Sept. 18 Outlook essay, “A hard 2020 lesson for the midterms: Our politics are calcified.” Well, knock me over with a feather — who knew ? But beyond stating the obvious, remarkably, these political scientists claim that the calcified state of US politics is all about disagreement on issues.