Counting Outerplanar Maps. - Ivan Geffner; Marc Noy (Electron. J. Comb., 2017)

Implementing Mediators with Asynchronous Cheap Talk. - Ittai Abraham; Danny Dolev; Ivan Geffner; Joseph Y. Halpern (PODC, 2019)

Security in Asynchronous Interactive Systems. - Ivan Geffner; Joseph Y. Halpern (SSS, 2021)

Lower Bounds Implementing Mediators in Asynchronous Systems. - Ivan Geffner; Joseph Y. Halpern (CoRR, 2021)

Mediated Cheap Talk Design (with proofs). - Itai Arieli; Ivan Geffner; Moshe Tennenholtz (CoRR, 2022)

Mediated Cheap Talk Design. - Itai Arieli; Ivan Geffner; Moshe Tennenholtz (AAAI, 2023)

Resilient Information Aggregation. - Itai Arieli; Ivan Geffner; Moshe Tennenholtz (TARK, 2023)

Strengthening Nash Equilibria. - Ivan Geffner; Moshe Tennenholtz (CoRR, 2023)

The Value of Mediation in Long Cheap Talk. - Itai Arieli; Ivan Geffner; Moshe Tennenholtz (CoRR, 2023)

Lower Bounds on Implementing Mediators in Asynchronous Systems with Rational and Malicious Agents. - Ivan Geffner; Joseph Y. Halpern (J. ACM, 2023)

Making a Nash Equilibrium Resilient to Coalitions. - Ivan Geffner; Moshe Tennenholtz (EC, 2024)

Receiver-Oriented Cheap Talk Design. - Itai Arieli; Ivan Geffner; Moshe Tennenholtz (CoRR, 2024)

Communication games, sequential equilibrium, and mediators. - Ivan Geffner; Joseph Y. Halpern (J. Econ. Theory, 2024)

Bounding the communication complexity of fault-tolerant common coin tossing. - Ivan Geffner; Joseph Y. Halpern (ACM Trans. Comput. Theory, 2024)