Slides from my 2017 talk on root system chip-firing at the University of Minnesota combinatorics seminar.
Slides from my talk on sorting via chip-firing at the Special Session on Chip-Firing of the 2016 AMS Fall Central Sectional Meeting.
Slides from my 2016 talk on the coincidental down-degree expectations (CDE) property for posets at the Brandeis combinatorics seminar.
Slides from my talk on the expected jaggedness of order ideals at the AMS Special Session on Algebraic and Topological Methods in Combinatorics of the 2016 JMM.
Problems from the 2015 CMO-BIRS sandpile workshop.
Note on an open problem about monomizations of power ideals and acyclic partial orientations presented at the 2015 CMO-BIRS sandpile workshop.
Slides from my 2015 talk on fourientations and the Tutte polynomial at the Cornell probability seminar.
Notes from the 2015 AIM workshop on dynamical algebraic combinatorics.
Slides from my talk on bigraphical arrangements at FPSAC, 2014. You can see a recording of the talk here.