Doubts about the legitimacy of the 2016 U.S. elections continue to reverberate and deepen partisan mistrust in America. The perfect storm followed Republican allegations of fake news and massive voter fraud, Democratic complaints of voter suppression and gerrymandering, discontent with the way...

During recent years, U.S. states have often diverged by adopting either more lenient or stricter electoral procedures. What have been the consequences of these laws for the risks of voter suppression or voter fraud? Heated partisan debate surrounds this question. To consider new evidence, the...