Voting Methods Overview

Voting theory overview

Runoffs

Introduction

A runoff is the system of holding a plurality election (most typically). If no candidate gets a certain threshold of votes (usually 50%), then a second election takes place with the top two finishers from the first round. A runoff can mitigate some vote-splitting issues that can happen when multiple similar candidates fracture the vote for their platform. But it can have some fairly disastrous results, too. Like this:

Bucklin Voting

Overview

Bucklin voting is a single-winner voting method. It is named after its original promoter, James W. Bucklin of Grand Junction, Colorado, and is also known as the Grand Junction system.

Score Voting

What is score voting?

Score voting (sometimes called range voting) is a single-winner voting system where voters rate candidates on a scale. The candidate with the highest rating wins. For comparison, consider ratings systems from site like: Internet Movie Database, Amazon, Yelp, and Hot or Not. Variations of score voting can use a score-style ballot to elect multiple candidates simultaneously.

Voting Systems Confused with Approval Voting

Introduction

In this page we discuss several voting systems which are superficially similar to approval voting. But they are not approval voting. Some are actually peculiar variants of other existing methods.

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