Dr. Ziv Hellman

Dr. Ziv Hellman
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Research interests: 
Game Theory, Rationality, Interactive Epistemology, Applications to Evolutionary Theory



A.B. in Mathematics Princeton University
M.A. in Mathematics University of California at San Diego
Ph.D in Mathematics Hebrew University of Jerusalem (Einstein Institute of Mathematics and the Centre for the Study of Rationality)




Post-Doctoral Fellow Tel Aviv University, School of Mathematical Sciences



   Available here



   Common Priors and Uncommon Priors



  1. Run-time architecture for enterprise integration with transformation generation, U.S. Patent 7,146,399 B2 (co-invention)
  2. Method and system for collaborative ontology modelling, U.S. Patent 7,099,885 and European Patent Office Publication No. EP 1,260,916 (co-invention)
  3. Enterprise information unification, U.S. Patent 7,673,282 (co-invention)
  4. Method and system for mapping enterprise data assets to a semantic information model, U.S. Patent 7,877,421 (co-invention)
  5. Run-time architecture for enterprise integration with transformation generation, U.S. Patent 7,930,292 (co-invention)
  6. Method and system for deriving a transformation by referring schema to a central model, European Patent Office Publication EP 1,327,941 (co-invention)


Translator of the book Game Theory, by Michael Maschler, Eilon Solan, and Shmuel Zamir, Cambridge University Press, 2013




  1. Graph Value for Cooperative Games (joint with Ron Peretz), Games and Economic Behavior, forthcoming in the Special Edition in Memory of Lloyd Shapley
  2. Bayesian Games With a Continuum of States (joint with Yehuda Levy), Theoretical Economics, forthcoming
  3. A Game with no Bayesian Approximate Equilibria, Journal of Economic Theory, 153, (2014), pp. 138-151
  4. Countable Spaces and Common Priors, International Journal of Game Theory, 43 (1), (2014), pp. 193-213
  5. Weakly Rational Expectations, Journal of Mathematical Economics, 49 (6), (2013), pp. 496 - 500
  6. Spectrum Value for Coalitional Games (joint with Mikel Alvarez and Eyal Winter), Games and Economic Behavior, 82 (2013), pp. 132 - 142
  7. Almost Common Priors, International Journal of Game Theory 42 (2), (2013), pp. 399 - 410
  8. How Common are Common Priors (joint with Dov Samet), Games and Economic Behavior, 74 (2012), pp. 517 - 525
  9. Iterated Expectations, Compact Spaces and Common Priors, Games and Economic Behavior, 72 (2011), pp. 163 - 171
  10. Modeling the Micro-Foundations of Routine Formation (joint with Amit Gal), Proceedings of the Academy of Management, 1 (2010), pp. 1 - 6


Revise and resubmit

Sex with No Regrets (joint with Omer Edhan and Dana Sherill), Journal of Theoretical Biology