Various good-government types are circulating a petition to establish Instant-Runoff Voting (IRV) in Massachusetts elections. In IRV, voters rank all candidates and their vote is cast for their highest-preferred candidate among those still eligible, with the last-place candidate eliminated each round.
With a four-candidate Democratic primary for MA-Sen, we can field-test this method on BMG. Vote for your choice of the 24 possible orders of the four candidates: