This year's rollercoaster primary elections and the pending national election, with an anticipated record voter turnout, provide the perfect backdrop for an examination of the questions: (1) Who can vote?; and (2) Who will vote? Historically, the American government refused voting rights to various groups based on race, gender, age, and even mental capacity. Currently, there remain several groups without the right to vote. Of equal concern are those who "choose" not to vote. The issue of who can vote remains relevant and highly debated. This article highlights a few of the historical events that changed voting practices as well as current issues related to voting, and provides a teacher-tested lesson on voting. (Contains 7 notes and 2 tables.)