A report from the Pew Research Center explores the various voting systems being tried and tested in cities around the country, including Ranked Choice Voting, as well as other variations.

This article details the principles of various voting systems based on how winners are chosen – including plurality, majoritarian, proportional and semi-proportional – their commonalities, differences and where they are being used.

The piece also explores the history of voting systems in the United States, with examples of how such methods are hardly new to American elections.

Read more from the Pew Research Center about the different voting systems that are gaining popularity.