The myth of increased voter turnout through vote by mail

In this month's off-year general election, there's one thing Idaho and Washington had in common - voter turnout was dismal.

But there's more to the story: Idaho holds its elections in person, while Washington is entirely vote by mail. And, once again, we've learned that vote by mail does little to increase voter turnout.

When all is said and done, it appears voter turnout in Idaho will be roughly...