Root system chip-firing II: Central-firing, with Pavel Galashin, Thomas McConville, and Alexander Postnikov. Preprint, 2017, arXiv:1708.04849. To appear in International Mathematics Research Notices.
Root system chip-firing I: Interval-firing, with Pavel Galashin, Thomas McConville, and Alexander Postnikov. Preprint, 2017, arXiv:1708.04850. To appear in Mathematische Zeitschrift.
Sorting via chip-firing, with Thomas McConville and James Propp. Electronic Journal of Combinatorics, 24(3), 2017.
Slides from my 2019 talk on cyclic sieving for plane partitions and symmetry at the University of Minnesota combinatorics seminar.
Slides from my 2019 talk on the coincidental down-degree expectations (CDE) phenomenon at the LaCIM combinatorics seminar.
Slides from my 2018 talk on the Ehrhart polynomial of a polytope plus dilating zonotope at the University of Minnesota combinatorics seminar.
Slides from my 2017 talk on root system chip-firing at the University of Minnesota combinatorics seminar.
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 2014 talk on bigraphical arrangements at FPSAC, Chicago. You can see a recording of the talk here.
RSK via local transformations. An expository article based on MIT combinatorics preseminar presentations of Alex Postnikov. 2014.
Problems from the 2013 AIM workshop on chip-firing.
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