Characters, derangements and descents for
the hyperoctahedral group,
Formal Power Series and Algebraic Combinatorics,
KAIST, Daejeon, South Korea, July 2015.
Combinatorics of hyperplane
arrangements: Open problems and recent progress,
The Japanese Conference on Combinatorics and its
Applications,
Kyoto University, Kyoto, Japan, May 2016.
Gamma-positivity in
combinatorics and geometry (three lectures),
77th Séminaire Lotharingien de Combinatoire,
Strobl, Austria, September 2016.
Catalan numbers in algebra,
geometry and combinatorics,
Mathematical Education Conference of the Hellenic
Mathematical Society, Levkada, November 2017.
Equivariant gamma-positivity,
Combinatorics Seminar, KTH, August 2018.
Face numbers of barycentric
subdivisions of cubical polytopes,
Polytopics: Recent Advances on Polytopes, MPI, April 2021.
Uniform triangulations,
AlCoVE: An Algebraic Combinatorics Virtual Expedition, June 2021.
Chain enumeration in posets and polynomials
with only real roots,
Combinatorics Seminar, Bar-Ilan University, November 2021.
On the gamma-positivity of the Eulerian
transformation,
Combinatorics Seminar, KTH, Novenber 2022.