Centro de Ciencias Matematicas, December 2-8, 2018, "The Halpern-Lauchli Theorem at uncountable cardinals". (chalk talk)

Unifying Themes in Ramsey Theory, Banff International Research Station, November 18-23, 2018. (chalk talk)

Notre Dame Logic Seminar, September 4, 2018. Ramsey theory of homogeneous structures

Generalised Baire Spaces, Amsterdam, The Netherlands, August 22-24, 2018. Perfect tree forcings for singular cardinals

Ramsey Theory in Logic, Combinatorics and Complexity, Bertinoro International Center for Informatics, Italy, July 15 - 20, 2018. Bertinoro talk

SETTOP, Novi Sad, Serbia, July 2-5, 2018, (plenary). (similar to Bertinoro talk)

Logic Seminar, University of Illinois, Urbana-Champaign, May 21, 2018. (chalk talk)

Association for Symbolic Logic North American Annual Meeting, May 16-19, 2018, Special Session on Set Theory. (chalk talk)

Logic Seminar, University of Illinois, Chicago, April 24, 2018. (similar to JMM talk)

52nd Spring Topology and Dynamical Systems Conference, Auburn University, March 14-17, 2018, Special Session on Set-theoretic topology. Applications of high dimensional Ellentuck spaces

ASL-AMS Special Session on Ramsey theory, set theory and logic, Joint Mathematics Meeting, San Diego, January 10-11, 2018. JMM talk

NUI Galway, School of Mathematics, Statistics and Applied Mathematics Seminar, December 7, 2017.

Workshop on Ultrafilters, Ramsey theory and dynamics, Institut Camille Jordan, University of Lyon 1, November 20-24, 2017. Ramsey theory, trees and ultrafilters

The 14th International Workshop in Set Theory, CIRM, Luminy, October 9-13, 2017. The universal triangle-free graph has finite big Ramsey degrees

BLAST 2017, Vanderbilt University, August 14-18, 2017 (plenary).

University of Oxford Mathematical Institute, Analytic Topology Seminar, July 13, 2017.

Association for Symbolic Logic 2017 North American Meeting, Boise, March 20-23, 2017, Special Session in Set Theory and its Applications to Analysis and Topology. The universal triangle-free graph has finite big Ramsey degrees

2017 Spring Topology and Dynamical Systems Conference, New Jersey City University, March 8-11, 2017, Special Session in Set-Theoretic Topology. Banach spaces from high dimensional Ellentuck spaces

Arctic Set Theory Workshop 3, Kilpisjaervi, Finland, January 25-30, 2017. On the finite big Ramsey degrees for the triangle-free graph: A progress report

Seventh Indian Conference on Logic and its Applications - 2017, Indian Institute of Technology Kanpur, January 5-7, 2017 (plenary). Ramsey Theory on Trees and Applications

RIMS Workshop on Infinite Combinatorics and Forcing Theory, Research Institute for Mathematical Sciences, Kyoto University, Japan, November 28 - December 1, 2016. I gave a tutorial on Ramsey theory in forcing. Tutorial 1 Tutorial 2 Tutorial 3 Expository paper corresponding to Tutorial 3, appeared in the RIMS Symposium Proceedings.

Set Theory and its Applications in Topology, Casa Matematica Oaxaca, Mexico, September 11-16, 2016. Topological Ramsey spaces in creature forcing

BEST 2016, San Diego, California, June 14-17, 2016 (plenary). Ramsey spaces coding universal triangle-free graphs and applications to Ramsey degrees

SEALS. University of Florida, February 27-28, 2016. Ultrafilters with complete combinatorics over L(R) Expository paper submitted to SEALS 2016 Proceedings

Association for Symbolic Logic Winter Meeting, at the Joint Mathematics Meeting, Seattle, Washington, January 6-9, 2016 (plenary). Inner topological Ramsey spaces

1st Pan Pacific International Conference on Topology and Applications. Min Nan Normal University, Zhangzhou, China, November 25 - 30, 2015. Tukey theory of ultrafilters

The Emmy Noether Society. Cambridge University, United Kingdom, November 17, 2015. Canonical equivalence relations (chalk talk)

The 5th European Set Theory Conference, Isaac Newton Institute, Cambridge, United Kingdom, August 24 - 28, 2015. Infinite dimensional Ellentuck spaces: video of chalk talk

30th Summer Conference on Topology and Its Applications, Galway, Ireland, June 23 - 26, 2015. I also served on a 1-hour career panel on June 22 during a workshop for graduate students and early career researchers.

49th Spring Topology and Dynamics Conference 2015 , Bowling Green State University, Ohio, May 14 - 16, 2015. Canonical cofinal maps on ultrafilters and properties inherited under Tukey reducibility

Forcing and Its Applications Retrospective Workshop, Fields Institute, Toronto, Canada, March 29 - April 2, 2015. Higher dimensional Ellentuck spaces

Miniworkshop at the Kurt Goedel Research Center for Mathematical Logic, University of Vienna, Austria, February 20, 2015. High and higher dimensional Ellentuck spaces and initial segments in the Rudin-Keisler and Tukey types of non-p-points

Arctic Set Theory 2, Kilpisjarvi Research Center, Finland, February 12 - 17, 2015.

Oberwolfach Workshop on Set Theory, Oberwolfach, Germany, January 12 - 19, 2014. Progress in Ramsey Theory