Mathematical analyses of decisions voting and games : Virtual AMS Special Session on Mathematics of Decisions Elections and Games April 8 2022 virtual When to stop consulting D. Marc Kilgour and Steven J. Brams How lies induced cooperation in Golden Balls : A game theoretic analysis Steven J. Brams and Ben D. Mor Conditions for fairness anomalies in instant runoff voting Adam Graham Squire Piercing numbers in circular societies Kristen Mazur Mutiara Sondjaja Matthew Wright and Carolyn Yarnall Voting on cyclic orders group theory and ballots Karl Dieter Crisman Abraham Holleran Micah Martin and Josephine Noonan Impossibility theorems involving weakenings of expansion consistency and resoluteness in voting Wesley H. Holliday Chase Norman Eric Pacuit and Saam Zahedian Arrows theorem decision theory and the traveling salesperson Donald G. Saari An iterative procedure for apportionment and its use in the Georgia Republican primary Michael A. Jones David McCune and Jennifer M. Wilson Double moves by each player in chess openings make the game fairer Steven J. Brams and Mehmet S Ismail.