Services & Talks

Conference and Journal Services

PC Member
COLT
2022, 2023, 2024, 2025

Evaluated theoretical contributions in computational learning theory.

Reviewer
Machine Learning : NeurIPS, ICML, ICLR, AISTATS
2019, 2020, 2021, 2022, 2024, 2025

Reviewed submissions for major machine learning conferences.

Theory of Computer Science : STOC, FOCS, ALT, WINE, SAGT, EC
2020, 2024, 2025

Reviewed theoretical computer science, game theory, and theory of machine learning submissions.

Journal Reviewer
JMLR, Algorithmica, SICOMP, MOR, Springer Journal of Game Theory
2023, 2024, 2025

Reviewed multiple papers for high-impact journals.

Invited Speaker / Tutorial / Scientific Fest Co-Organizer
NYCAC, WINE, EC Mentoring Tutorial, MihalisFest, PapaFest
2019, 2023, 2024, 2025

Delivered invited talks, mentoring tutorials, and co-organized scientific events.

Invited Talks

Quadratic Speedup in Finding Nash Equilibria of Quantum Zero-Sum Games
  • 7th Conference on Quantum Techniques in Machine Learning (QTML) - (CERN) - November 2023
The Computational Complexity of Multi-player Concave Games and Kakutani Fixed Points
  • 24th ACM Conference on Economics and Computation (EC) - July 2023
  • 9th Canadian Discrete and Algorithmic Mathematics (Un. Winnipeg) - June 2023
  • TCS Seminar of Computation and Reasoning Laboratory at NTUA - December 2022
The Milonga Night Problem
  • Games, Learning, and Networks Workshop (IMS) (N. Univ. of Singapore) - April 2023
Smoothed Complexity of SWAP in Local Graph Partitioning
  • Seminar in TCS Lunch (Columbia University) - March 2023
First-Order Algorithms for Min-Max Optimization in Geodesic Metric Spaces
  • 36th Conference on Neural Information Processing Systems (NeurIPS) - Oral - November 2022
Beyond Worst-Case Analysis in Optimization
  • MihalisFest (Columbia University) - August 2023
  • Fellows’ Meeting (Simons Institute) - September 2022
  • Seminar in M. Jordan Reading Group (S.A.I.L) - September 2022
Building Optimization beyond Minimization: A Journey in Game Dynamics
  • Computer Science Short talk venue (Boston University) - January 2022
  • Colloquium in Algorithms & Randomness Center (ARC) (Georgia Tech) - February 2022
  • Seminar in Algorithms & Complexity (U. Waterloo) - February 2022
  • Seminar in Algorithms, Combin. & Optimization (Univ. California in Irvine) - February 2022
  • Seminar in Algorithms & Complexity (Aarhus University) - March 2022
  • Seminar in TCS Lunch (Purdue University) - April 2022
  • Workshop in Algorithms, Economics and Learning (Naxos) - Summer 2022
On the Rate of Convergence of Regularized Learning in Games: From Bandits to Optimism
  • 35th Conference on Neural Information Processing Systems (NeurIPS) - December 2021
Solving Min-Max Optimization with Hidden Structure via Gradient Descent Ascent
  • 35th Conference on Neural Information Processing Systems (NeurIPS) - December 2021
Reconstructing of weighted voting schemes from power indices
  • 34th Annual Conference on Learning Theory (COLT) - July 2021
On the Approximation Power of Two-Layer Networks of Random ReLUs
  • 34th Annual Conference on Learning Theory (COLT) - July 2021
Survival of the strictest: Stable and unstable equilibria
under regularized learning with partial information
  • 34th Annual Conference on Learning Theory (COLT) - July 2021
  • Informs Annual Meeting - October 2021
  • Columbia University TCS Lunch Student Seminar - December 2021
Optimal Private Median Estimation under Minimal Distributional Assumptions
  • Columbia University TCS Lunch Seminar - July 2020
  • 34th Conference on Neural Information Processing Systems (NeurIPS) - Spotlight - December 2020
  • Athens Colloquium of Cryptography and Security (AtheCRYPT) - March 2022
No-regret learning and mixed Nash equilibria: They do not mix
  • 34th Conference on Neural Information Processing Systems (NeurIPS) - Spotlight - December 2020
  • Informs Annual Meeting - October 2021
Smoothed Complexity of Local Max-Cut and Binary Max-CSP
  • 51st ACM Symposium on Theory of Computing (STOC) - July 2019
  • TCS Seminar of Computation and Reasoning Laboratory at NTUA - September 2019
Public Science Presentations in Economist Youth Summits
  • Success is (obviously) not a matter of age: A World in Transition - March 2019
  • Intelligence is the ability to adapt to change - March 2018
Poincaré Recurrence, Cycles and Spurious Equilibria
in Gradient-Descent-Ascent for Non-Convex Non-Concave Zero-Sum Games
  • The New York Colloquium on Algorithms and Complexity (NYCAC) - November 2019
  • TCS Seminar of Computation and Reasoning Laboratory at NTUA - December 2019
  • 33rd Conference on Neural Information Processing Systems (NeurIPS) - Spotlight - December 2019
Efficiently avoiding saddle points with zero order methods: No gradients required
  • Optimization and Machine Learning Seminar organized by Corelab at NTUA - January 2019
  • 33rd Conference on Neural Information Processing Systems (NeurIPS) - December 2019