A candidate can win the most votes nationwide and still lose the election — it has happened five times in U.S. history.
Americans don't vote for President directly — they vote for a slate of electors in their state, and those electors cast the votes that actually decide the presidency.
Candidates concentrate time and money on a handful of competitive states because most states reliably vote one way.
Proposals to abolish or work around the Electoral College — like the National Popular Vote compact — are a recurring national argument.
Each state gets electors equal to its House seats plus two senators; D.C. gets three.
In 48 states, the statewide popular-vote winner gets every elector. Maine and Nebraska split theirs by congressional district.
Electors meet in December to cast votes, and Congress counts them in early January to finalize the result.
A look at how the U.S. chooses its president, and the debate over whether to change the system.
Read the guide →Americans remain divided over whether to keep the constitutional system that has chosen presidents since 1789.
Read the brief →