Elections and Representation

The Rules Shape the Outcome

In the 2015 UK general election, UKIP received 3.9 million votes and won one seat in Parliament. The Scottish National Party received 1.5 million votes and won 56 seats. Same election, same voters, wildly different outcomes — entirely because of how the electoral system translates votes into seats. Electoral systems are not neutral instruments. They are political choices that determine who governs, which voices are heard, and which are silenced.

The fundamental question every electoral system answers is: how should votes map to representation? There is no objectively correct answer. Every system involves tradeoffs between proportionality, stability, accountability, and simplicity. Understanding these tradeoffs is essential for evaluating any democracy.

The Major Electoral Families

First-past-the-post (FPTP) divides the country into single-member districts. Whoever gets the most votes in each district wins, even without a majority. Used in the US, UK, Canada, and India, FPTP tends to produce two dominant parties and strong single-party governments. The tradeoff is that millions of votes for losing candidates produce zero representation. In Canada's 2019 election, the Liberals won a majority of seats with only 33% of the national vote.

Proportional representation (PR) allocates seats based on each party's share of the total vote. If a party wins 25% of the vote, it gets roughly 25% of the seats. Used across continental Europe, Scandinavia, and much of Latin America, PR produces multi-party parliaments and coalition governments. It ensures minority viewpoints are represented but can lead to fragmented legislatures and difficult coalition negotiations — Belgium once went 541 days without a government after an election.

Mixed systems combine elements of both. Germany's mixed-member proportional system gives each voter two votes: one for a local district representative (FPTP) and one for a party list (PR). The party list votes determine the overall composition of the Bundestag, while district votes ensure local representation. Japan, New Zealand, and South Korea use variations of this approach.

Who Gets Represented — and Who Doesn't

Electoral systems also affect the diversity of legislatures. PR systems consistently elect more women to parliament, partly because parties can balance their candidate lists. Rwanda, which uses a list PR system with gender quotas, has the world's highest share of women in parliament at over 60%. FPTP systems, where each district produces a single winner, tend to favor incumbents and established candidates — disproportionately older men.

Geographic representation creates another tension. FPTP ensures every district has a local representative who can be held accountable. Pure PR with national lists can produce legislators who answer to party leadership rather than any specific community. Countries like Sweden address this by using regional rather than national lists, balancing proportionality with geographic connection.