05/19/2020 - Theodore Molla (University of South Florida) - Transversal C_k-factors in subgraphs of the balanced blowup of C_k
05/26/2020 - Shira Zerbib (Iowa State University) - Colorful phenomena in discrete geometry and combinatorics via topological methods
06/02/2020 - Karen Gunderson (University of Manitoba) - Turan numbers for a 4-uniform hypergraph
06/09/2020 - Xujun Liu (UIUC) - Packing (1,1,2,4)-coloring of subcubic outerplanar graphs
06/16/2020 - Misha Lavrov (UIUC) - Longest cycles in 3-connected hypergraphs and bipartite graphs
06/23/2020 - Tao Jiang (Miami University) - Linear cycles of consecutive lengths in linear hypergraphs
06/30/2020 - Andrzej Dudek (Western Michigan University) - Variations on twins in permutations
07/07/2020 - Cory Palmer (University of Montana) - A survey of Berge-Turan hypergraph problems
07/14/2020 - Alexander Sidorenko - the graph homomorphism density functional
07/21/2020 - Matt Yancey - Vertex Partitions into an Independent Set and a Forest with Each Component Small
07/28/2020 - Bernard Lidicky (Iowa State University) - 11/4-colorability of subcubic triangle-free graphs
08/04/2020 - Taisa Martins (Universidade Federal Fluminense) - The size-Ramsey number of powers of bounded degree trees
08/11/2020 - Emily Heath (UIUC) - New Upper Bounds on Generalized Ramsey Numbers
08/17/2020 - Liana Yepremyan (UIC) - The Turan number of even linear cycles in random hypergraphs