Videos of Select Presentations

• "On Hadwiger's Conjecture'', Coxeter-James Prize talk, CMS Winter 2021 Meeting, Dec 5, 2021.
• "Further Progress towards Hadwiger's Conjecture'', Oxford Discrete Mathematics and Probability Seminar, Oct 20, 2020.
• "Linear-Time and Efficient Distributed Algorithms for List Coloring Graphs on Surfaces", FOCS 2019, Nov 11, 2019.
• "On a local version of Reed's Conjecture'', Geometric and Structural Graph Theory Workshop at Banff, Aug 24, 2017.