Recorded 17 April 2024. Anna Weigandt of the University of Minnesota, Twin Cities, presents "Schubert to Grothendieck via Ice" at IPAM's Integrability and Algebraic Combinatorics Workshop. Abstract: We discuss formulas old and new for changing bases between Schubert polynomials and Grothendieck polynomials. Our main combinatorial tools are pipe dreams and bumpless pipe dreams. Learn more online at: https://www.ipam.ucla.edu/programs/workshops/workshop-ii-integrability-and-algebraic-combinatorics/