seminars Topology seminar. FRG preprint seminar. 2022 Spring - Topology seminar. 2021 Fall - Topology seminar. 2021 Fall - Prismatic F-crystals and crystalline Galois representations. 2021 Winter - Prismatic Dieudonné theory. 2020 and 2021 - electronic algebraic K-theory seminar. 2014-2019 - UIC algebraic K-theory seminar. 2018 Fall - Perfectoid rings. 2015 Spring - Homotopy algebras seminar.