- "The Geometry of Local Search", Invited talk, Oberwolfach, Germany, April 2017.
- "Local Search for Geometry, III: Euclidean problems", Seminar, Geometry and Optimization group, EPFL, Switzerland, April 2017.
- "Local Search for Geometry, II: metric problems", Seminar, Geometry and Optimization group, EPFL, Switzerland, March 2017.
- "Local Search for Geometry, I: combinatorial problems", Seminar, Geometry and Optimization group, EPFL, Switzerland, March 2017.
- "Spatial Partitioning for Geometric Objects", Seminar, Geometry and Optimization group, EPFL, Switzerland, September 2016.
- "Epsilon-Nets: Combinatorics vs Geometry", Combinatorics seminar, Renyi Institute, Budapest, August 2016.
- "Le role de la geometrie en informatique : theorie et pratique". Algorithms Seminar, LIF, Universite de la Mediterranee, Marseille, France, January 2016.
- "Improved Methods for Global Illumination in Computer Graphics", Seminar, Geometry and Optimization group, EPFL, Switzerland, November 2015.
- "Role of Geometry in Computing: Theory and Practice", Tech talk, Google, Paris, September 2015.
- "Compact Structures in Geometry", TU Braunschweig, Braunschweig, September 2015.
- "Some Research Work of Jiri Matousek", Séminaire de Géométrie Algorithmique et Combinatoire, Institut Henri Poincare, September 2015.
- "Fractional Theorems in Geometry", "Ascension of Combinatorics", EPFL, May 2015.
- "An Overview of Metric Embeddings", Geometry and Optimization group, EPFL, May 2015.
- "The Role of VC-dimension in Geometry", ASPRO Probability seminar, Universite Marne la Vallee, March 2015.
- "Three Geometric Structures and their Applications", Ecole Normale Superiere Paris, March 2015. Video.
- "The Local-Search Technique for Geometric Algorithms.", LIAFA, Paris 7, February 2015.
- "New Constructions of Geometric Separators", Informatique mathematique journees du GDRIM, Bordeaux, February 2015.
- "A Generalization of Caratheodory's Theorem". Invited Seminar, Theory and Optimization group, EPFL, Switzerland, November 2014.
- "The Local-Search Technique for Geometric Algorithms", Seminaire de Geometrie Algorithmique et Combinatoire, Institut Henri Poincare, October 2014.
- "Settling the APX-hardness of Geometric Set-Cover", LIGM Seminar, Universite Paris-Est, October 2014.
- "Geometric Separators and their Computational Uses", Oberwolfach, Germany, September 2014.
- "New Bounds on Epsilon-nets", Conference on Recent Advances in Linear Optimization, Ecole des Ponts, July 2014.
- "QPTAS for Geometric Set-Cover Problems", Seminaire d'algorithmique et de complexite du plateau de Saclay, Orsay, April 2014.
- New Results on Weak epsilon-nets.
Algorithms Seminar, Universite de la Mediterranee, Marseille, France, December 2013.
- The Iterative Reweighing Technique in Discrete Geometry.
Algorithms Seminar, Ecole Polytechnique, France, May 2013.
- A Generalization of a Theorem of Barany.
Invited Talk, University of Paris 7, Paris, February 2013.
- Local-Search Techniques for Geometric Optimization.
Invited Talk, Ecole Normale Superiere, Paris, November 2012.