Their chosen electors then vote for president and vice president. Although electors are pledged to their candidate and running mate, they are not obligated to vote for them. An elector who votes for someone other than his or her candidate is known as a faithless elector.
When electors cast their ballots for president and vice president, they must adhere to the pledge made to their chosen candidate and running mate. However, they are not legally required to follow through with this pledge. If an elector chooses to vote for someone other than their pledged candidate, they are known as a faithless elector.