01/21/2020 - Douglas West (Zhejiang Normal University and UIUC) - Lichiaropol's conjecture on disjoint cycles in tournaments

01/29/2020 - Ander Lamaison (Freie University) - Ramsey Upper Densities of Infinite Graphs

02/04/2020 - Sean English (UIUC) - The Game of Plates and Olives

02/11/2020 - Patrick Bennett (Western Michigan University) - Large Triangle Packings and Tuza's Conjecture in Random Graphs

02/18/2020 - Michelle Delcourt (Ryerson University ) - Progress towards Nash-Williams' Conjecture on Triangle Decompositions

02/25/2020 - Papa Sissokho (Illinois State University) - Geometry of the Minimal Solutions of Linear Diophantine Equations

03/03/2020 - Yifan Jing (UIUC) - The Avoidance Density of (k,l)-Sum-Free Sets

03/06/2020 - Sasha Kostochka (UIUC) - Online DP-coloring of graphs

04/14/2020 - Felix Clemen (UIUC) - On stability of triangle-free graphs

04/21/2020 - Louis DeBiasio (Miami University) - The size-Ramsey number of a path

04/28/2020 - Songling Shan (Illinois State University) - Proof of the Core Conjecture of Hilton and Zhao