[EM] Better Choices for Democracy

Thu Jun 19 14:17:02 PDT 2025

It would be neat if they set out an actual theory of change instead of just
“tell your friends about our cool idea.”

On Thu, Jun 19, 2025 at 5:13 PM Ralph Suter via Election-Methods <
election-methods at lists.electorama.com> wrote:

> You've oversimplified what they advocate. Their website says:
> "In almost all large-scale elections, the process of comparing pairs of
> candidates will identify the Consensus Choice, a single candidate who wins
> all their head-to-head matchups. In the unlikely event that no Consensus
> Choice exists, the ultimate winner can be determined by one of the
> following resolution methods:
>
>     "Margin of Loss Resolution: If there is no Consensus Choice, the
> candidate whose largest head-to-head loss is smallest is declared the
> winner.
>
>     "Number of Wins & Margin of Loss Resolution: The candidate with the
> most head-to-head wins is declared the winner. In the event that multiple
> candidates tie for most head-to-head wins, the tie is broken in favor of
> the one whose largest head-to-head loss is smallest.
>
>     "Instant Runoff Resolution: If there is no Consensus Choice, Instant
> Runoff Voting is used to determine the winner."
>
> My biggest question is why they included instant runoff as one of the
> resolution methods, especially because on their FAQ page, they explain why
> it isn't a good method:
>
> "Instant Runoff Voting
>
> "Under Instant Runoff Voting (IRV), voters rank candidates in order of
> preference. Initially, only first-choice votes are counted. If no candidate
> has a majority (>50%), the candidate with the fewest first-choice votes is
> eliminated, and votes for that candidate are transferred to the voters’
> next-ranked candidates. This process repeats until one candidate receives a
> majority of the remaining votes.
>
> "Under Consensus Choice, voters rank candidates similarly, but instead of
> using sequential elimination rounds, we use rankings to directly compare
> each candidate against every other candidate in head-to-head matchups. The
> candidate who wins against every other candidate individually is declared
> the winner.
>
> "Consensus Choice selects the candidate with the broadest support across
> the entire electorate.
>
> "As a result, Consensus Choice discourages divisive campaigning because
> winners must appeal broadly, not just to a faction or a particular base of
> supporters.
>
> "Example:
>
>     "IRV: Candidate A initially leads but doesn't have a majority.
> Candidate C is eliminated, and votes transfer primarily to Candidate B,
> making B the winner—even if Candidate D (already eliminated) could have
> beaten B head-to-head.
>
>     "Consensus Choice: Candidate B might have the most pairwise wins
> against all others directly, immediately making B the winner without
> needing multiple rounds of eliminations.
>
> "Why it matters:
>
> "Because it eliminates candidates one at a time, Instant Runoff may
> eliminate a candidate early who would have broader appeal overall.
>
> "Consensus Choice encourages candidates to build broader support among
> voters to reduce toxic polarization. Under Instant Runoff Voting, the
> winning candidate only needs to beat the last remaining competitor
> head-to-head, which doesn't necessarily mean that the IRV winner has
> majority support when compared to other candidates.
>
> "In short, IRV focuses on sequential elimination rounds, while Consensus
> Choice evaluates comprehensive head-to-head comparisons to select the
> candidate most broadly supported by the electorate."
>
> -Ralph Suter
>
> On 6/19/2025 3:02 PM, election-methods-request at lists.electorama.com wrote:
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> Today's Topics:
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>    1. Better Choices for Democracy (Markus Schulze)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Thu, 19 Jun 2025 18:17:35 +0200
> From: Markus Schulze <markus.schulze8 at gmail.com> <markus.schulze8 at gmail.com>
> To: election-methods at lists.electorama.com
> Subject: [EM] Better Choices for Democracy
> Message-ID: <465e498b-a7f2-40e8-9083-3cd518c7729d at gmail.com> <465e498b-a7f2-40e8-9083-3cd518c7729d at gmail.com>
> Content-Type: text/plain; charset=UTF-8; format=flowed
>
> Hallo,
>
> in May 2025, "Better Choices for Democracy", a new Condorcet
> advocacy group, has launched its website:
> https://www.betterchoices.vote
>
> This group consists of people like Nic Tideman, Eric Maskin,
> Charles T. Munger Jr. and James Green-Armytage.
>
> They promote a Condorcet method called "Consensus Choice
> Voting": If there is a Condorcet winner, that candidate
> is the winner of Consensus Choice Voting. Otherwise, the
> winner is determined by IRV. See:
> https://www.youtube.com/watch?v=tMVLU63Ws9A
>
> Interestingly, this Condorcet method doesn't even satisfy
> independence of clones.
>
> Let's say that candidate A is a Condorcet winner, but
> doesn't receive any first preferences. Consensus Choice
> Voting then selects candidate A.
>
> Now, let's say that candidate A is replaced by clones A1,A2,A3
> and that none of these clones is a Condorcet winner. Then, IRV
> kicks in and first eliminates A1, A2 and A3.
>
> Markus Schulze
>
>
>
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