2019

January 2019: AMS Short Course on "Sums of Squares:Theory and Applications", Baltimore, Maryland
February 2019: Optimization, Algebra, Geometry & Statistics: Serkan Hosten's Mathematics @ 50, San Francisco
April 2019: Optimization Methods in Computer Vision and Image Processing, ICERM, Providence, Rhode Island
May 2019: The 7th Canadian Discrete and Algorithmic Mathematics Conference (CanaDAM 2019), Vancouver, Canada
May 2019: Geometry of Real Polynomials, Convexity and Optimization, Banff, Canada
June 2019: Applied Algebra at Brauschweig, Braunschweig, Germany
July 2019: SIAM Conference on Applied Algebraic Geometry, Bern, Switzerland

2018

June 2018: ECCO 18 Baranquilla, Colombia
July 2018: SIAM Annual Meeting , Portland, Oregon, from SIAM News, Talk video
August 2018: ICM 2018 , Rio de Janeiro, Brazil
Fall 2018: ICERM Semester Program on Nonlinear Algebra , Brown University, Rhode Island
- October 2018: Real algebraic geometry and optimization
November 2018: PGMO Days 2018, Paris

2017

May 2017: SIAM Conference on Optimization , Vancouver, Canada
July 2017: FoCM 2017, Barcelona, Spain
July-August 2017: SIAM Conference on Applied Algebraic Geometry, Georgia Institute of Technology, Atlanta, Minisymposia
August 2017: Workshop on Proof Complexity and Beyond, Oberwolfach, Germany.
Autumn 2017: Geometric and Topological Combinatorics, MSRI, Berkeley, talk video
Autumn 2017: Bridging Continuous and Discrete Optimization, Simons Institute for the Theory of Computing, Berkeley

2016

January 2016: Nonlinear Algebra, Joint Math Meetings, Seattle
February 2016: Workshop on Positive Semidefinite Rank, Institute for Mathematical Sciences, NUS, Singapore
February 2016: Winter 2016 Golden MAA Section Meeting, UC Davis
March 2016: Colloquium, Operations Research and Financial Engineering, Princeton University
May 2016: AIM workshop on Algebraic Vision, San Jose, California
June 2016: Colloquium at MSRI-UP, Berkeley, California
August 2016: Discrete Optimization, ETH Zurich
September 2016: Summer School, University of Coimbra, Coimbra, Portugal

2015

January 2015: AMS Special Session on Algebraic and Geometric Methods in Applied Discrete Mathematics, JMM, San Antonio
February 2015: Limitations of convex programming: lower bounds on extended formulations and factorization ranks, Dagstuhl, Germany
February 2015: AIME@CZ - Czech workshop on applied mathematics in engineering, Prague
March 2015: Talk in the PolSys seminar, LIP6, Universite Pierre et Marie Curie (Paris 6)
May 2015: GOAL workshop, UC Berkeley
August 2015: SIAM Conference on Algebraic Geometry, Daejeon, Korea
September 2015: Center for Applied Mathematics Colloquium, Cornell University, Ithaca, talk video
October 2015: Algebraic Vision, Berlin, Germany
October 2015: WAGS 2015, University of Washington, Seattle

2014

April 2014: Operations Research Seminar, Tepper School of Business, Carnegie Mellon University
May 2014: SIAM Conference on Optimization, San Diego, talk video
May 2014: ACMS seminar, University of Washington
June 2014: ICERM workshop on Computational Nonlinear Algebra
September 2014: Fifth Cargese workshop on combinatorial optimization, Cargese, Corsica
September 2014: Simons Institute workshop on Semidefinite Optimization, Approximation and Applications, Berkeley
October 2014: Triangle Lectures in Combinatorics, High Point University, North Carolina
November 2014: Oberwolfach workshop on Combinatorial Optimization

2013

January 2013: SIAM Minisymposium at the Joint Math Meetings, San Diego
January 2013: Applied Mathematics Colloquium, Caltech
January 2013: Nebraska Conference for Undergraduate Women in Mathematics
February 2013: Communication Complexity, Linear Optimization, and lower bounds for the nonnegative rank of matrices, Dagstuhl Seminar
June 2013: MEGA 2013: Effective Methods in Algebraic Geometry, Frankfurt
July-August 2013: Polynomial Optimization, Newton Institute, Cambridge, UK
July 2013: International Conference on Continuous Optimization (ICCOPT 2013), Lisbon, Portugal
November 2013: GeoLMI Conference, CIRM (Centre International de Rencontres Mathematiques), Luminy, France
December 2013: OPLOG Seminar, Sauder School of Business, University of British Columbia, Vancouver.

2012

January 2012: Joint Math Meetings, Boston
March 2012: Reed College
- Math Colloquium
- Talk for the Division of Mathematics and Natural Sciences
March 2012: Bernd Math Day
April 2012: Workshop: Questions in geometry arising in the sciences, Texas A&M University
June 2012: 2012 IMA PI Summer Program for Graduate Students, Algebraic Geometry for Applications
June-July 2012: SIMUW 2012
August 2012: International Symposium on Mathematical Programming, Berlin
October 2012: Math Colloquium, Georgia Institute of Technology
October 2012: 12th European Conference on Computer Vision, Florence

2011

February 2011: Workshop on "Solving polynomial equations", KTH, Stockholm (part of the semester on "Algebraic Geometry with a view towards applications", Mittag-Leffler, Stockholm)
March 2011: AMS Special Session and Workshop, Iowa City
October 2011:
- Berkeley Optimization Day
- SIAM Conference on Applied Algebraic Geometry

2010

February 2010: Banff worksho p on Convex Algebraic Geometry
March 2010: A Tutorial Workshop: Linear Matrix Inequalities and Polynomial Optimization (LMIPO), UCSD
May 2010: West Coast Optimization Meeting: In Memory of Paul Tseng
June 2010: HPOPT 2010 - 11th International Workshop on High Performance Optimization Techniques, Tilburg University, The Netherlands
July 2010: The Mathematics of Klee & Grunbaum: 100 Years in Seattle
Fall 2010: Modern Trends in Optimization and Its Appli cation, IPAM, Los Angeles
October 2010: Workshop in Honor of Bill Helton, UCSD
December 2010: Canadian Math Society, Winter Meeting, UBC, C anada

2009

January 2009: Connections for Women: Algebraic Geometry and Related Fields
March 2009: DIAMANT seminar day at CWI, Amsterdam : Applications of semidefinite programming
April 2009: AIM Workshop: Combinatorial Challenges in Toric Geometry
May 2009: Integer Programming at CORE
June 2009: Abel Symposium 2009: Combinatorial aspects of commutativ e algebra and algebraic geometry
August 2009: 20th International Symposium on Math Programming
September 2009: AIM meeting on Convex algebraic geometry, optimization and applications
Fall 2009:
- IPAM semester in Combinatorics: Methods and Appli cations in Mathematics and Computer Science
  Workshop II: Combinatorial Geometry

2008

May 2008: SIAM Conference on Optimization
June 2008: Foundations of Computational Mathematics
August 2008:
- MIP 2008, Workshop on Mixed Integer Programming
- Laci Lovasz's 60th Birthday Conference
October 2008:
- AMS Special Session on Applications of Algebraic Geometry, organized by Elizabeth Allman (U. Alaska, Fairbanks) and myself.
- Colloquium, University of Oregon .