Recorded 16 April 2024. Lauren Williams of Harvard University presents "The inhomogeneous multispecies t-PushTASEP and Macdonald polynomials" at IPAM's Integrability and Algebraic Combinatorics Workshop. Abstract: I'll explain how the stationary distribution of the inhomogeneous multispecies t-PushTASEP is connected to Macdonald polynomials at q=1. Learn more online at: https://www.ipam.ucla.edu/programs/workshops/workshop-ii-integrability-and-algebraic-combinatorics/