(Click on a tile for more information, slides of talks or a link to code) altogelis A new consortium for Algebra, Topology and Geometry in the Life Sciences. Intersection Bodies Leaving the realm of polytopes and convex bodies. Competitive Equilibirium Making combinatorial auctions a happier place. Polynomials of Polytropes Multivariate volume, Ehrhart, and \(h^*\)-polynomials of polytropes. Polytopia A math communication and citizen art project.