Democrats now have a responsibility to assume a leading role by following through on their promises to voters

Tuesday’s election may have changed the political landscape, but it has not resolved the deeper crisis of democratic legitimacy. That will require rebuilding the public trust, write guest columnists Kenneth Zagacki, a professor of communication at North Carolina State University, and Richard Cherwitz, the Ernest A. Sharpe Centennial Professor Emeritus, Moody College of Communication, at The University of Texas at Austin.