01/26/2021 - Zoltan Furedi (Renyi Institute for Mathematics) - Coding Theory and Sidon Sequences
02/02/2021 - Dara Zerlin (UIUC) - Acyclic graphs with at least 2L + 1 vertices are L-recognizable
02/09/2021 - Felix Clemens (UIUC) - Maximum Number of Almost Similar Triangles in the Plane
02/16/2021- Abhishek Methuku (University of Birmingham) - A Proof of the Erdos-Faber-Lovasz Conjecture
02/23/2021 - Dhruv Mubayi (UIC) - The Feasible Region of Hypergraphs
03/02/2021 - Sam Petti (Harvard University) - Sparse Random Graphs and Overlapping Community Structure
03/09/2021 - Xiaoyu He (Stanford University) - Ramsey Numbers of Sparse Digraphs
03/16/2021 - Puck Rombach (University of Vermont) - Expressing graphs as symmetric differences of cliques of the complete graph
03/23/2021 - Jacques Verstraete (University of California, San Diego) - Extremal Results for Convex Geometric Hypergraphs
03/30/2021 - Sean English (UIUC) - Lower Bounds for Generalized Ramsey Numbers Through Color Energy Graphs
04/06/2021 - Jozsef Balogh (UIUC) - Size of Sidon sets revisited
04/13/2021 - Ervin Gyori (Renyi Institute) - Hexagon-Free Planar Graphs
04/20/2021 - Shagnik Das (FU Berlin) - Isomorphic bisections of cubic graphs
04/27/2021 - Shoham Letzter (University College London) - An improvement on Łuczak's connected matching method
05/04/2021 - Mina Nahvi (UIUC) - On sizes of 1-cross intersecting set pair systems
05/11/2021 - Janos Pach (Renyi Institute) - VC-dimension: a perspective on conjectures of Erdos, Rado, and Schur