Talks and travel 

Selected conferences

• Geometric, Algebraic, and Topological Combinatorics,
  Oberwolfach, Germany, December 2023.

• V Encuentro de Matroides,
  UNAM, Ciudad de México, México, August 2023.

• Interactions Between Topological Combinatorics and  Combinatorial Commutative Algebra,
  BIRS, Banff, Alberta, Canada, April 2023.

• Combinatorics and Geometry of Convex Polyhedra,
  Simmons Center For Geometry and Physics, Stony Brook, New York, USA, March 2023.

• Algebraic Combinatorics Virtual Expedition (AlCoVE),
  June 2020

• Combinatorial Cowork Space.
  Haus Bergkranz, Kleinwalsertal, Austria, 2020. 

• Conic and Copositive Optimization.
  RICAM, Linz, Austria, 2019. 

• Geometric, Topological and Algebraic Combinatorics.
  Oberwolfach, Germany, 2019

• Coloquio Latinoamericano de Álgebra,
  Algebraic Combinatorics session
  Mexico City, Mexico, 2019. 

• Einstein Workshop in Geometric and Topological Combinatorics.
  Berlin, Germany 2018.

• ICM Satellite: A Pan hemispheric celebration of the mathematics in Miami.
  Miami, FL, USA 2018.

• Formal Power Series and Algebraic Combinatorics (FPSAC).
  Vancouver, BC, Canada 2016.

• Latinos in the Mathematical Sciences (LAT@MATH).
  Los Angeles, CA, USA 2015.

• Geometric and Algebraic Combinatorics.
  Oberwolfach, Germany, 2015. 

• Formal Power Series and Algebraic Combinatorics (FPSAC).
  Chicago, IL, 2014.

• IV Encuentro Colombiano de Combinatoria (ECCO).
  Bogotá, Colombia, 2014.

Other conferences

• SIAM Minisymposium: Recent trends in matroid theory.
  Bern, Switzerland, 2019. 

• AMS Special Session in geometric and topological combinatorics.
  Baltimore, MD, 2019. 

• SIAM Minisymposium: Symmetric simplicial complexes.
  Atlanta, GA, 2017. 

• AMS Session in Alebraic and Topological methods in Combinatorics.
  Seattle, WA, 2016. 

• AMS Session in Topological Combinatorics.
  Memphis, TN, 2015.

• AMS Session in Enumerative and Algebraic Combinatorics.
  Chicago, IL, 2015.

• Underrepresented Students in Topology and Algebra. USTARS 2014. Berkeley, CA, 2014.

• Graduate Student Combinatorics Conference. University of Minnesota, MN. 2013

Colloquia and seminars

• Universidad de los Andes, Coloquio de matemáticas online, Bogotá, Colombia, September 2021.

• Universidad de Chile, Coloquio de matemáticas, Santiago, Chile, August 2021. 

• FU Berlin - g-seminar (Online), March 2021.

• FU Berlin - Discrete Geometry Seminar (Online), June 2020.

• Non-Linear Algbera Seminar Online, NASO, April 2020.

• Insitut Camille Jordan - Université Lyon I, Combinatorics Seminar. Lyon, France, February 2020.

• University of Primorska, Discrete Math Seminar. Koeper, Slovenia, November 2019.

• Bern-Fribourg-Neuchatel InterCity seminar. Universität Bern, Switzerland, October 2019.

• Universität Osnabruck - Algebra and combinatorics seminar, Osnabruck, Germany, June 25, 2019. 

• FU Berlin - Discrete Geometry Seminar, Berlin Germany, June 20, 2019. 

• MPI-MIS Summer Seminar, Leipzig, Germany. June 17, 2019. 

• PUC Chile - Coloquio, Santiago, Chile, May 2019.

• Seminario Sabanero de Combinatoria - Bogotá, Colombia. May 2019.  

• University of Miami - Combinatorics seminar. (several talks).

• Cornell University - Discrete Geometry and Combinatorics Seminar. 18, 15.  

• University of Kansas - Combinatorics Seminar. 18, 14.

• University Washington - Combinatorics seminar. Many times. 

• University of Kentucky - Discrete CATS seminar. 15. 

• University of British Columbia - Discrete Math Seminar. 15

• UC Berkeley - Combinatorics Seminar. 15. 

• UCLA - Combinatorics Seminar. 15. 

• University of Minnesota - Combinatorics Seminar. 15. 

• University of Michigan - Combinatorics Seminar. 15

• UQAM - Combinatorics Seminar. 15. 

• SUNY Binghamton - Combinatorics Seminar. 15. 

• Aalto University - Combinatorics Seminar. 15