Douglas J.; Behind the Ballot Box: A Citizen's Guide to Voting Systems, p. 120 ISBN 0275965864 Data related to Comparison of voting rules at Wikidata...

median voting rules are a class of graded voting rules where the candidate with the highest median rating is elected. The various highest median rules differ...

Phragmén's voting rules are rules for multiwinner voting. They allow voters to vote for individual candidates rather than parties, but still guarantee...

Plurality rule is often contrasted with the two other major families of voting rules, the evaluative rules and the majority (or Condorcet) rules. The utilitarian...

the case of a cycle—Condorcet methods differ on which other criteria they satisfy. The procedure given in Robert's Rules of Order for voting on motions...

informal organisations. These rules govern all aspects of the voting process: when elections occur, who is allowed to vote, who can stand as a candidate...

Rated, evaluative, graded, or cardinal voting rules are a class of voting methods that allow voters to state how strongly they support a candidate, by...

Ranked voting is any voting system that uses voters' rankings of candidates to choose a single winner or multiple winners. More formally, a ranked vote system...

Preliminary version in Voting Matters, 17:9-19, 2003. Douglas R. Woodall, Properties of Preferential Election Rules, Voting Matters, issue 3, pages 8–15...

Score voting, sometimes called range voting, is an electoral system for single-seat elections. Voters give each candidate a numerical score, and the candidate...

voting systems require different levels of support to be elected. Plurality voting (First-past-the-post voting) elects the candidate with more votes than...

Round-robin, paired comparison, or tournament voting methods, are a set of ranked voting systems that choose winners by comparing every pair of candidates one-on-one...

Quadratic voting (QV) is a voting system that encourages voters to express their true relative intensity of preference (utility) between multiple options...

Instant-runoff voting (IRV; US: ranked-choice voting (RCV), AU: preferential voting, UK/NZ: alternative vote) is a single-winner ranked voting election system...

Proxy voting is a form of voting whereby a member of a decision-making body may delegate their voting power to a representative, to enable a vote in absence...

results of an election simply by participating. Voting rules that are not affected by spoilers are said to be spoilerproof and satisfy independence of irrelevant...

plurality rule and where each voter casts just one vote in a multi-seat district is known as single non-transferable voting. Plurality voting is widely...

thought of as a variant of block voting. Under both cumulative voting and block voting, a voter casts multiple votes but in the case of cumulative voting, can...

Plurality voting Instant-runoff voting Borda count Approval Voting Coombs' rule Bucklin voting (and the closely related median voting) Score Voting With plurality...

Storable voting is a multi-issue voting rule intended to promote minority rights relative to a simple majority system. Storable voting was the first multi-issue...

pathological behavior of some voting rules where a candidate loses as a result of having too much support (or wins because of increased opposition)....

ordinary score voting, such as bullet voting and tactical maximization. STAR is intended to be a hybrid between (rated) score voting and (ranked) instant...

variants of ranked voting fail this criterion. Lesser-evil-voting is particularly prevalent in plurality-based voting systems like ranked choice voting (RCV)...

Approval voting is a single-winner rated voting system where voters can approve of all the candidates as they like instead of choosing one. The method...

Weighted voting are voting rules that grant some voters a greater influence than others (which contrasts with rules that assign every voter an equal vote). Examples...

ranked-vote systems. Unlike the contingent vote, other ranked-vote systems – such as single transferable voting (STV), instant-runoff voting (IRV), Coombs'...

Bucklin voting is a class of voting methods that can be used for single-member and multi-member districts. As in highest median rules like the majority...

is a voting system criterion applicable to voting rules over ordinal preferences required that if only one candidate is ranked first by over 50% of voters...

of Preferential Election Rules". Voting Matters (3). Henry R. Droop. "On Methods of Electing Representatives," Journal of the Statistical Society of London...

are rules based on other principles, such as minimax approval voting and its generalisations, as well as Phragmen's voting rules and the method of equal...