Colorado is known for its mail-in-ballot system that some election experts have called the “gold standard” in the nation.

But with unfounded claims of massive voter fraud rampant, some state residents remain concerned about whether their vote will get counted.

The Colorado News Collaborative is speaking with nonpartisan election experts to help the public understand more about the integrity of the vote. One of them, M.V. (Trey) Hood III, is a professor of Political Science at the University of...