date	speaker	title (click for an abstract)
January 21	Lior Pachter (UC Berkeley)	A local-global theorem in phylogenetics
January 28	Kelli Talaska (U Mich)	Planar networks and the totally nonnegative Grassmannian
Febuary 4	Matthew Kahle (Stanford)	Random geometric simplicial complexes
Febuary 11	Diane MacLagan (Rutgers/Warwick)	Smooth Multigraded Hilbert schemes
Febuary 18	Louis Rowen (Bar-Ilan University)	Supertropical algebra
Febuary 25	Raman Sanyal (UC Berkeley)	Arrangements of fans
March 4	Laura Matusevich (Texas A&M)	Algebraic A-hypergeometric functions
March 11	Felipe Rincon (UC Berkeley)	Valuations for matroid polytope subdivisions
March 18	Dumitru Stamate (Romanian Academy)	Koszul incidence algebras, affine semigroups, and Stanley-Reisner ideals
March 25	Josephine Yu (MIT)	Linear Systems on Tropical Curves
April 1	Benjamin Nill (FU Berlin)	'Hollow' Lattice Polytopes: From Geometry of Numbers to Adjunction Theory
April 8	Caroline Uhler (UC Berkeley)	Semidefinite matrix completion and Gaussian graphical models
April 15	Aaron Dall (SFSU)	The Flow and Tension Complexes
April 22	Klaus Altmann (FU Berlin)	p-divisors and Gale duality
April 29	Karola Meszaros (MIT)	Triangulations of root polytopes and the algebras that govern them
May 6	Felix Breuer (FU Berlin)	Reciprocity for the Modular Flow Polynomial and an Interpretation of the Tutte Polynomial
May 6 (extra)	Jeff Doker (UC Berkeley)	Volumes of matroid polytopes