Tennessee's GOP-controlled state legislature expelled two Democratic lawmakers last week for protesting gun violence and fell just short of expelling a third.

The situation has called attention to the often wide-ranging powers legislative supermajorities possess.

We delve into the strengths of legislative supermajorities and how they contribute to polarization and democratic backsliding.

Guests:

Ken Paulson, Director of the Free Speech Center at Middle Tennessee State University
Steve Rogers, Professor of Political Science at St. Louis University
Jonathan Entin, David L. Brennan Professor Emeritus of Law at Case Western Reserve University