Siobhán O'Connor earns Best Dissertation Award

The Mathematics Department at The City College of New York is pleased to announce that Siobhán O'Connor, CCNY mathematics instructor and a recent CUNY Graduate Center Ph.D. graduate, has been selected as one of the two recipients of the 2025/26 Best Dissertation Award in Mathematics.

Siobhán O'Connor successfully defended her thesis on Algorithmic Problems in Automorphic Orbits of Free Groups in April 2026. The thesis was completed under the guidance of her advisor, Prof. Vladimir Shpilrain.

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