sample ballot for Wikimedia's Board of Trustees elections
The Schulze method is not currently used in parliamentary elections. However, it has been used for parliamentary primaries in the Swedish Pirate Party. It is also starting to receive support in other public organizations. Organizations which currently use the Schulze method are:
• Annodex Association [17]
• Blitzed [18][19]
• BoardGameGeek [20]
• Cassandra [21]
• Codex Alpe Adria [22][23]
• College of Marine Science [24]
• Computer Science Departmental Society for York University
(HackSoc) [25]
• County Highpointers [26][27]
• Debian [7]
• Demokratische Bildung Berlin [28][29]
• Digital Freedom in Education and Youth [30][31]
• EnMasse Forums [32]
• EuroBillTracker [33]
• European Democratic Education Conference (EUDEC) [34]
Application: Schulze voting system 145
• FFmpeg [37]
• Flemish Student Society of Leuven [38][39]
• Free Hardware Foundation of Italy [40][41]
• Free Software Foundation Europe (FSFE) [12]
• Gentoo Foundation [8]
• GNU Privacy Guard (GnuPG) [42]
• Gothenburg Hacker Space (GHS) [43][44]
• Graduate Student Organization at the State University of New York: Computer Science (GSOCS) [45][46]
• Haskell [47]
• Kanawha Valley Scrabble Club [48][49]
• KDE e.V. [11]
• Kingman Hall [50]
• Knight Foundation [51]
• Kumoricon [52]
• League of Professional System Administrators (LOPSA) [53]
• Libre-Entreprise [54][55]
• Lumiera/Cinelerra [56]
• Mathematical Knowledge Management Interest Group (MKM-IG) [57][58]
• Metalab [59]
• Music Television (MTV) [60]
• Neo [61]
• netznetz [62]
• Noisebridge [63]
• North Shore Cyclists (NSC) [64][65]
• OpenEmbedded [66]
• OpenStack [67]
• Park Alumni Society (PAS) [68][69]
• Pirate Party of Australia
• Pirate Party of Austria [70]
• Pirate Party of Brazil
• Pirate Party of Germany [14]
• Pirate Party of New Zealand [71]
• Pirate Party of Sweden [13]
• Pirate Party of Switzerland [72]
• Pitcher Plant of the Month [73]
• Pittsburgh Ultimate [74][75]
• RPMrepo [76][77]
• Sender Policy Framework (SPF) [78]
• Software in the Public Interest (SPI) [6]
• Squeak [79]
• Students for Free Culture [80]
• Sugar Labs [81]
• Sverok [82]
• TopCoder [9]
• University of British Columbia Math Club [83][84]
• WikIAC [85][86]
Application: Schulze voting system 146
• Wikipedia in French,[15] Hebrew,[87] Hungarian,[88] and Russian.[89]
Notes
[1] Markus Schulze, A new monotonic, clone-independent, reversal symmetric, and condorcet-consistent single-winner election method (http:// www.springerlink.com/content/y5451n4908227162/?p=78c7a3edd3f64751ac9c2afc8aa6fad2&pi=0), Social Choice and Welfare, volume 36, number 2, page 267–303, 2011. Preliminary version in Voting Matters, 17:9-19, 2003.
[2] Under reasonable probabilistic assumptions when the number of voters is much larger than the number of candidates
[3] Douglas R. Woodall, Properties of Preferential Election Rules (http://www.votingmatters.org.uk/ISSUE3/P5.HTM), Voting Matters, issue 3, pages 8-15, December 1994
[4] See:
• Markus Schulze, Condorect sub-cycle rule (http://lists.electorama.com/pipermail/election-methods-electorama.com/1997-October/ 001570.html), October 1997 (In this message, the Schulze method is mistakenly believed to be identical to the ranked pairs method.) • Mike Ossipoff, Party List P.S. (http://groups.yahoo.com/group/election-methods-list/message/467), July 1998
• Markus Schulze, Tiebreakers, Subcycle Rules (http://groups.yahoo.com/group/election-methods-list/message/673), August 1998 • Markus Schulze, Maybe Schulze is decisive (http://groups.yahoo.com/group/election-methods-list/message/845), August 1998 • Norman Petry, Schulze Method - Simpler Definition (http://groups.yahoo.com/group/election-methods-list/message/867), September
1998
• Markus Schulze, Schulze Method (http://groups.yahoo.com/group/election-methods-list/message/2291), November 1998 [5] See:
• Anthony Towns, Disambiguation of 4.1.5 (http://lists.debian.org/debian-vote/2000/11/msg00121.html), November 2000 • Norman Petry, Constitutional voting, definition of cumulative preference (http://lists.debian.org/debian-vote/2000/12/msg00045.
html), December 2000
[6] Process for adding new board members (http://www.spi-inc.org/corporate/resolutions/2003/2003-01-06.wta.1/), January 2003 [7] See:
• Constitutional Amendment: Condorcet/Clone Proof SSD Voting Method (http://www.debian.org/vote/2003/vote_0002), June 2003 • Constitution for the Debian Project (http://www.debian.org/devel/constitution), appendix A6
• Debian Voting Information (http://www.debian.org/vote/) [8] See:
• Gentoo Foundation Charter (http://www.gentoo.org/foundation/en/)
• Aron Griffis, 2005 Gentoo Trustees Election Results (http://article.gmane.org/gmane.linux.gentoo.nfp/252/match=Condorcet+ Schwartz+drop+dropped), May 2005
• Lars Weiler, Gentoo Weekly Newsletter 23 May 2005 (http://article.gmane.org/gmane.linux.gentoo.weekly-news/121/ match=Condorcet)
• Daniel Drake, Gentoo metastructure reform poll is open (http://article.gmane.org/gmane.linux.gentoo.devel/28603/ match=Condorcet+Cloneproof+Schwartz+Sequential+Dropping), June 2005
• Grant Goodyear, Results now more official (http://article.gmane.org/gmane.linux.gentoo.devel/42260/match=Schulze+method), September 2006
• 2007 Gentoo Council Election Results (http://dev.gentoo.org/~fox2mike/elections/council/2007/council2007-results), September 2007
• 2008 Gentoo Council Election Results (http://www.gentoo.org/proj/en/elections/council/2008/council-2008-results.txt), June 2008 • 2008 Gentoo Council Election Results (http://www.gentoo.org/proj/en/elections/council/2008/council-200811-results.txt),
November 2008
• 2009 Gentoo Council Election Results (http://www.gentoo.org/proj/en/elections/council/2009/council-200906-results.txt), June 2009
• 2009 Gentoo Council Election Results (http://www.gentoo.org/proj/en/elections/council/2009/council-200912-results.txt), December 2009
• 2010 Gentoo Council Election Results (http://www.gentoo.org/proj/en/elections/council/2010/council-201006-results.txt), June 2010
[9] See:
• 2006 TopCoder Open Logo Design Contest (http://www.topcoder.com/tc?module=Static&d1=tournaments&d2=tco06& d3=logo_rules), November 2005
• 2006 TopCoder Collegiate Challenge Logo Design Contest (http://www.topcoder.com/tc?module=Static&d1=tournaments& d2=tccc06&d3=logo_rules), June 2006
• 2007 TopCoder High School Tournament Logo (http://studio.topcoder.com/?module=ViewContestDetails&ct=2030), September 2006 • 2007 TopCoder Arena Skin Contest (http://studio.topcoder.com/?module=ViewContestDetails&ct=2046), November 2006
• 2007 TopCoder Open Logo Contest (http://studio.topcoder.com/?module=ViewContestDetails&ct=2047), January 2007 • 2007 TopCoder Open Web Design Contest (http://studio.topcoder.com/?module=ViewContestDetails&ct=2050), January 2007
Application: Schulze voting system 147
• 2007 TopCoder Collegiate Challenge T-Shirt Design Contest (http://studio.topcoder.com/?module=ViewContestDetails&ct=2122), September 2007
• 2008 TopCoder Open Logo Design Contest (http://studio.topcoder.com/?module=ViewContestDetails&ct=2127), September 2007 • 2008 TopCoder Open Web Site Design Contest (http://studio.topcoder.com/?module=ViewContestDetails&ct=2133), October 2007 • 2008 TopCoder Open T-Shirt Design Contest (http://studio.topcoder.com/?module=ViewContestDetails&ct=2183), March 2008 [10] See:
• Jesse Plamondon-Willard, Board election to use preference voting, May 2008 • Mark Ryan, 2008 Wikimedia Board Election results, June 2008
• 2008 Board Elections, June 2008 • 2009 Board Elections, August 2009
[11] section 3.4.1 of the Rules of Procedures for Online Voting (http://ev.kde.org/rules/online_voting.php) [12] See:
• article 6 section 3 of the constitution (http://www.fsfeurope.org/about/legal/Constitution.en.pdf)
• Fellowship vote for General Assembly seats (http://www.fsfeurope.org/news/2009/news-20090301-01.en.html), March 2009 • And the winner of the election for FSFE's Fellowship GA seat is ... (http://fsfe.org/news/2009/news-20090601-01.en.html), June 2009 [13] See:
• Inför primärvalen (http://forum.piratpartiet.se/FindPost174988.aspx), October 2009
• Dags att kandidera till riksdagen (http://forum.piratpartiet.se/FindPost176567.aspx), October 2009 • Råresultat primärvalet (http://forum.piratpartiet.se/FindPost193877.aspx), January 2010
[14] 11 of the 16 regional sections and the federal section of the Pirate Party of Germany are using LiquidFeedback (http://liquidfeedback.org/) for unbinding internal opinion polls. In 2010/2011, the Pirate Parties of Neukölln ( link (http://wiki.piratenpartei.de/
BE:Gebietsversammlungen/Neukölln/Protokolle/2010-12-19)), Mitte ( link (http://berlin.piratenpartei.de/2011/01/18/ kandidaten-der-piraten-in-mitte-aufgestellt/)), Steglitz-Zehlendorf ( link (http://wiki.piratenpartei.de/wiki/images/d/da/
BE_Gebietsversammlung_Steglitz_Zehlendorf_2011_01_20_Protokoll.pdf)), Lichtenberg ( link (http://piraten-lichtenberg.de/?p=205)), and Tempelhof-Schöneberg ( link (http://wiki.piratenpartei.de/BE:Gebietsversammlungen/Tempelhof-Schoeneberg/Protokoll_2011.1)) adopted the Schulze method for its primaries. In 2011, the Pirate Party of Berlin adopted this method for its primaries ( link (http://wiki. piratenpartei.de/BE:Parteitag/2011.1/Protokoll)).
[15] Choix dans les votes
[16] fr:Spécial:Pages liées/Méthode Schulze
[17] Election of the Annodex Association committee for 2007 (http://www.cs.cornell.edu/w8/~andru/cgi-perl/civs/results. pl?id=E_50cfc592ae8f13d9), February 2007
[18] http://blitzed.org/
[19] Condorcet method for admin voting (http://wiki.blitzed.org/Condorcet_method_for_admin_voting), January 2005 [20] See:
• Important notice for Golden Geek voters (http://www.boardgamegeek.com/article/1751580), September 2007 • Golden Geek Awards 2008 - Nominations Open (http://www.boardgamegeek.com/article/2582330), August 2008 • Golden Geek Awards 2009 - Nominations Open (http://www.boardgamegeek.com/article/3840078), August 2009 • Golden Geek Awards 2010 - Nominations Open (http://www.boardgamegeek.com/article/5492260), September 2010 [21] Project Logo (http://article.gmane.org/gmane.comp.db.cassandra.devel/424/match=condorcet+schwartz+sequential+dropping+
beatpath), October 2009 [22] http://0xAA.org
[23] "Codex Alpe Adria Competitions" (http://0xAA.org/competitions/). 0xaa.org. 2010-01-24. . Retrieved 2010-05-08.
[24] "Fellowship Guidelines" (http://www.marine.usf.edu/fellowships/Guidelines-and-Application-2011-2012.pdf) (PDF). . Retrieved 2011-06-01.
[25] Report on HackSoc Elections (http://www.hacksoc.org/HackSocElections.pdf), December 2008 [26] http://www.cohp.org/
[27] Adam Helman, Family Affair Voting Scheme - Schulze Method (http://www.cohp.org/records/votes/family_affair_voting_scheme. html)
[28] http://www.demokratische-schule-x.de/
[29] appendix 1 of the constitution (http://www.demokratische-schule-x.de/media/DBB_Satzung_Stand_August_2010.pdf) [30] http://dfey.org/
[31] Logo Competition (https://lists.ubuntu.com/archives/ubuntu-uk/2009-May/018362.html), May 2009 [32] http://enmasse.ca/index.php
[33] See:
• Candidate cities for EBTM05 (http://forum.eurobilltracker.eu/viewtopic.php?t=4920&highlight=condorcet+beatpath+ssd), December 2004
• Meeting location preferences (http://forum.eurobilltracker.eu/viewtopic.php?t=4921&highlight=condorcet), December 2004 • Date for EBTM07 Berlin (http://forum.eurobilltracker.eu/viewtopic.php?t=9353&highlight=condorcet+beatpath), January 2007
Application: Schulze voting system 148
• Vote the date of the Summer EBTM08 in Ljubljana (http://forum.eurobilltracker.eu/viewtopic.php?t=10564&highlight=condorcet+ beatpath), January 2008
• New Logo for EBT (http://forum.eurobilltracker.com/viewtopic.php?f=26&t=17919&start=15#p714947), August 2009 [34] "Guidance Document" (http://www.eudec.org/wiki/index.php?title=Guidance_Document&oldid=797). Eudec.org. 2009-11-15. .
Retrieved 2010-05-08. [35] http://fairtradenorthwest.org/
[36] article XI section 2 of the bylaws (http://fairtradenorthwest.org/FTNW Bylaws.pdf)
[37] Democratic election of the server admins (http://article.gmane.org/gmane.comp.video.ffmpeg.devel/113026/match="schulze method"+"Cloneproof schwartz sequential droping"+Condorcet), July 2010
[38] http://www.vtk.be/
[39] article 51 of the statutory rules (http://www.vtk.be/vtk/statuten/huishoudelijk_reglement.pdf) [40] http://fhf.it/
[41] See:
• Eletto il nuovo Consiglio nella Free Hardware Foundation (http://fhf.it/notizie/nuovo-consiglio-nella-fhf), June 2008 • Poll Results (http://www.cs.cornell.edu/w8/~andru/cgi-perl/civs/results.pl?id=E_5b6e434828ec547b), June 2008 [42] GnuPG Logo Vote (http://logo-contest.gnupg.org/results.html), November 2006
[43] http://gbg.hackerspace.se/site/
[44] §14 of the bylaws (http://gbg.hackerspace.se/site/om-ghs/stadgar/) [45] http://gso.cs.binghamton.edu/index.php/GSOCS_Home
[46] "User Voting Instructions" (http://gso.cs.binghamton.edu/index.php/Voting). Gso.cs.binghamton.edu. . Retrieved 2010-05-08. [47] Haskell Logo Competition (http://www.cs.cornell.edu/w8/~andru/cgi-perl/civs/results.pl?num_winners=1&
id=E_d21b0256a4fd5ed7&algorithm=beatpath), March 2009 [48] http://www.wvscrabble.com/
[49] A club by any other name ... (http://wvscrabble.blogspot.com/2009/04/club-by-any-other-name.html), April 2009 [50] See:
• Ka-Ping Yee, Condorcet elections (http://www.livejournal.com/users/zestyping/102718.html), March 2005
• Ka-Ping Yee, Kingman adopts Condorcet voting (http://www.livejournal.com/users/zestyping/111588.html), April 2005 [51] Knight Foundation awards $5000 to best created-on-the-spot projects (http://civic.mit.edu/blog/andrew/
knight-foundation-awards-5000-to-best-created-on-the-spot-projects), June 2009 [52] See:
• Mascot 2007 contest (http://www.kumoricon.org/forums/index.php?topic=2599.45), July 2006
• Mascot 2008 and cover 2007 contests (http://www.kumoricon.org/forums/index.php?topic=4497.0), May 2007 • Mascot 2009 and program cover 2008 contests (http://www.kumoricon.org/forums/index.php?topic=6653.0), April 2008 • Mascot 2010 and program cover 2009 contests (http://www.kumoricon.org/forums/index.php?topic=10048.0), May 2009 • Mascot 2011 and book cover 2010 contests (http://www.kumoricon.org/forums/index.php?topic=12955.0), May 2010 • Mascot 2012 and book cover 2011 contests (http://www.kumoricon.org/forums/index.php?topic=15340.0), May 2011 [53] article 8.3 of the bylaws (http://governance.lopsa.org/index.php/LOPSA_Bylaws)
[54] http://www.libre-entreprise.org/ [55] See:
• Choix de date pour la réunion Libre-entreprise durant le Salon Solution Linux 2006 (http://www.libre-entreprise.org/index.php/ Election:DateReunionSolutionLinux2006), January 2006
• Entrée de Libricks dans le réseau Libre-entreprise (http://www.libre-entreprise.org/index.php/Election:EntreeLibricks), February 2008 [56] Lumiera Logo Contest (http://www.cs.cornell.edu/w8/~andru/cgi-perl/civs/results.pl?id=E_7df51370797b45d6), January 2009 [57] http://www.mkm-ig.org/
[58] The MKM-IG uses Condorcet with dual dropping (http://condorcet-dd.sourceforge.net/). That means: The Schulze ranking and the ranked pairs ranking are calculated and the winner is the top-ranked candidate of that of these two rankings that has the better Kemeny score. See:
• MKM-IG Charter (http://www.mkm-ig.org/charter.html)
• Michael Kohlhase, MKM-IG Trustees Election Details & Ballot (http://lists.jacobs-university.de/pipermail/projects-mkm-ig/ 2004-November/000041.html), November 2004
• Andrew A. Adams, MKM-IG Trustees Election 2005 (http://lists.jacobs-university.de/pipermail/projects-mkm-ig/2005-December/ 000072.html), December 2005
• Lionel Elie Mamane, Elections 2007: Ballot (http://lists.jacobs-university.de/pipermail/projects-mkm-ig/2007-August/000406.html), August 2007
[59] "Wahlmodus" (http://metalab.at/wiki/Generalversammlung_2007/Wahlmodus) (in (German)). Metalab.at. . Retrieved 2010-05-08. [60] Benjamin Mako Hill, Voting Machinery for the Masses (http://en.oreilly.com/oscon2008/public/schedule/detail/3230), July 2008 [61] See:
Application: Schulze voting system 149
• Wahlen zum Neo-2-Freeze: Formalitäten (http://wiki.neo-layout.org/wiki/Neo-2-Freeze/Wahl?version=10#a7.Wahlverfahren), February 2010
• Hinweise zur Stimmabgabe (http://wiki.neo-layout.org/wiki/Neo-2-Freeze/Wahl/Stimmabgabe?version=11), March 2010 • Ergebnisse (http://wiki.neo-layout.org/wiki/Neo-2-Freeze/Wahl/Ergebnisse?version=9), March 2010
[62] See:
• Online-Abstimmung (http://netznetz.net/wiki/index.php?title=Online-Abstimmung&oldid=3867#Wahl_Auswertung) • Verfassungsentwurf (http://netznetz.net/wiki/index.php?title=Verfassungsentwurf&oldid=3896#Abstimmungsmodus) [63] 2009 Director Elections (https://www.noisebridge.net/index.php?title=2009_Director_Elections&oldid=8951) [64] http://www.nscyc.org/
[65] NSC Jersey election (http://www.nscyc.org/JerseyWinner), NSC Jersey vote (http://www.cs.cornell.edu/w8/~andru/cgi-perl/civs/ results.pl?id=E_6c53f2bddb068673), September 2007
[66] Online Voting Policy (http://www.openembedded.org/index.php/Online_Voting_Policy)
[67] 2010 OpenStack Community Election (http://www.cs.cornell.edu/w8/~andru/cgi-perl/civs/results.pl?id=E_f35052f9f6d58f36& rkey=4603fbf32e182e6c), November 2010
[68] http://www.parkscholars.org/index.php
[69] "Voting Procedures" (http://www.parkscholars.org/voting.php). Parkscholars.org. . Retrieved 2010-05-08. [70] §6(10) of the bylaws (https://wiki.piratenpartei.at/Taskforce_Justitia/Beschlüsse_2011/Satzung) [71] 23 January 2011 meeting minutes (http://pirateparty.org.nz/wiki/23_January_2011_meeting_minutes) [72] Piratenversammlung der Piratenpartei Schweiz (http://blog.florian-pankerl.de/?p=444), September 2010 [73] http://pitcherplants.proboards34.com/index.cgi
[74] http://www.pittsburgh-ultimate.org/
[75] 2006 Community for Pittsburgh Ultimate Board Election (http://www.cs.cornell.edu/w8/~andru/cgi-perl/civs/results. pl?id=E_89773564141f0859), September 2006
[76] http://rpmrepo.org/
[77] LogoVoting (http://rpmrepo.org/driesverachtert/LogoVoting), December 2007 [78] See:
• SPF Council Election Procedures (http://www.openspf.org/Council_Election)
• 2006 SPF Council Election (http://www.cs.cornell.edu/w8/~andru/cgi-perl/civs/results.pl?id=E_1fd503d126aaa609), January 2006 • 2007 SPF Council Election (http://www.cs.cornell.edu/w8/~andru/cgi-perl/civs/results.pl?id=E_8e5a1ca7f86a5d5d), January 2007 [79] Squeak Oversight Board Election 2010 (http://www.cs.cornell.edu/w8/~andru/cgi-perl/civs/results.pl?num_winners=7&
id=E_716d8c257e6cf36b&algorithm=beatpath), March 2010 [80] See:
• Bylaws of the Students for Free Culture (http://wiki.freeculture.org/Bylaws), article V, section 1.1.1 • Free Culture Student Board Elected Using Selectricity (http://blog.selectricity.org/?p=4), February 2008 [81] Election status update (http://lists.sugarlabs.org/archive/iaep/2009-September/008620.html), September 2009
[82] Minutes of the 2010 Annual Sverok Meeting (http://www.sverok.se/wp-content/uploads/2010/11/Protokoll-Riksmöte-20102.pdf), November 2010
[83] http://www.ubcmathclub.org/
[84] See this mail (http://twitter.com/alox/status/11353642881). [85] http://www.wikiac.it/Benvenuti
[86] See:
• Tornei:Carnevale 2007 (http://www.wikiac.it/Tornei:carnevale_2007/sigle/3), March 2007 • Tornei:Sigle estate 2008 (http://www.wikiac.it/Tornei:Sigle_estate_2008), July 2008
[87] See e.g. here (http://he.wikipedia.org/w/index.php?title=טנמלרפ:הידפיקיו&oldid=7014412) (May 2009), here (http://he.wikipedia. org/w/index.php?title=הקיפרגל_הנדס:הידפיקיו/לילמס&oldid=7388447) (August 2009), and here (http://he.wikipedia.org/w/index. php?title=הקיפרגל_הנדס:הידפיקיו/100,000/העבצה&oldid=8057743) (December 2009).
[88] See here and here. [89] See:
• Result of 2007 Arbitration Committee Elections • Result of 2008 Arbitration Committee Elections • Result of 2009 Arbitration Committee Elections • Result of 2010 Arbitration Committee Elections
Application: Schulze voting system 150