### 2022

- Representation Theory, Combinatorics, and Geometry, Singapore, Dec. 12, 2022-Jan. 7, 2023
- International Congress of Mathematicians (ICM), July 6-14.
- Representations and characters: Revisiting some aspects of the work of Harish-Chandra and Weil, Institute for Math. Science, Singapore, July 1-15.
- Geometric Representation Theory, ICM Satellite Conference, Tokyo (zoom), June 27-July 2.
*Representation Theory, Noncommutative Algebra, and Categorification*, Northeastern Univ, Boston, June 9-12.- Virginia Mathematical Lectures (Speaker: Mikhail Khovanov), April 18-20.
- Workshop on Categorical Methods in Representation Theory and Quantum Topology, University of Virginia, Charlottesville, VA, April 15-17.

### 2020

- Workshop Free resolutions and representation theory”, ICERM, Brown University, Providence, RI, August 3-7.
- AMS special session on Representations of algebraic groups and quantum groups: a tribute to Cline-Parshall-Scott (CPS)”, Charlottesville, Virginia, March 13-15.
- Workshop Representations of algebraic groups and quantum groups” (at the occasion of Brian Parshall’s retirement), Charlottesville, Virginia, March 12-13.

### 2019

- Workshop Algebraic and Geometric Categorification”, BIRS and Casa Matematica Oaxaca, Oaxaca, Mexico, December 1-6.
- Conference Representation Theory of Algebraic Groups and Quantum Groups”, in honor of Professor Ariki's 60th birthday, October 21-25.
- National conference on Lie algebras XVI (第16届全国李代数学术会议), Tsingtao, China, July 14-19.
- Summer School on Lie theory, East China Normal University (ECNU), Shanghai, July 7-13.
- Infinite Analysis 2019: Quantum symmetries in integrable systems, Tokyo, March 5-7.
- Taipei Conference in Representation Theory VI, Taipei, January 7-11.

### 2018

- Annual meeting of International Consortium of Chinese Mathematicians (ICCM), Taipei, December 27-29.
- Virginia Mathematics Lectures by Andrei Okounkov, UVA, October 22-24.
- Workshop on Representation Theory, Combinatorics, and Geometry”, University of Virginia, Charlottesville, October 19-21.
- Summer school and Workshop on representation theory, East China Normal University, Shanghai, July 15-27 (Dates for School: July 15-23; for Workshop: July 25-27).
- Conference Categorification and Higher Representation Theory”, Institut Mittag-Leffler, Sweden, July 9-13.
- Conference Lie theory and representation theory”, Tongji University, Shanghai, June 30-July 3.
- Workshop on Quantum homogeneous spaces, International Centre for Mathematical Sciences (ICMS), Edinburgh, UK, June 11-15.
- Summer school on Lie theory (June 4-9) and Southeast Lie Theory Conference XI, Athens, University of Georgia, June 10-12.
- Summer school and conference Interactions of quantum affine algebras with cluster algebras, current algebras and categorification”, Catholic Univ. of America, Washington D.C., June 2-8.

### 2017

- US-Mexico Conference on Representation Theory, Categorification, and Noncommutative Algebra”, Math. Institute of UNAM, Mexico City, Nov. 27-Dec. 1.
- Conference on "Lie Theory and its Interactions with Geometry and Combinatorics”, University of Ottawa, November 11-12.
- AMS special session on Lie algebras, superalgebras, and applications, Denton, Texas, September 9-10.
- Taipei Workshop on Representation Theory of Lie superalgebras and related topics, Taipei, July 3-7.
- AMS special session on Representation theory and integrable systems, Bloomington, IN, April 1-2.

### 2016

- Workshop on Hall algebras, enumerative invariants and gauge theories, Fields Institute, Toronto, November 14-18.
- AMS special session on Representations of Lie algebras, quantum groups and related topics, NCSU, Raleigh, November 12-13.
- International Conference on representation theory VII (ICRT VII), Xiamen, China, July 18-23.
- US-Mexico Conference on Representation Theory, Categorification and Noncommutative Algebra, University of Southern California, LA, May 30-June 3.
- Southeastern Lie Theory Workshop: Algebraic Groups, Quantum Groups and Geometry, University of Virginia, May 24-27.
- Fields workshop on Hecke algebras and Lie theory, Ottawa, May 12-15.
- Taipei Conference in Representation Theory V (in honor of George Lusztig’s 70
^{th}birthday), Taipei, January 4-8.

2015

- Conference Categorical Representation Theory and Combinatorics”, KIAS, Seoul, December 8-11.
- Southeastern Lie Theory Workshop: Algebraic and Combinatorial Representation Theory, NCSU, Raleigh, October 9-11.
- Lie Algebras, Vertex Operator Algebras, and Related Topics, University of Notre Dame (South Bend, IN), August 14-18.
- Summer school and Workshop on representation theory, East China Normal University, Shanghai, June 28-July 9 (Dates for Workshop: July 2-4).
- Representation Theory Workshop, Uppsala, Sweden, May 7-9.
- Program on Representation Theory, Institut Mittag-Leffler, Sweden, February 9-May 22.
- Special session Quantum algebras, representations, and categorifications, in AMS sectional meeting, Georgetown University, Washington D.C., March 7-8.
- Mini-Workshop: Coideal Subalgebras of Quantum Groups, Oberwolfach, Germany, February 15-21.
- Winter school on representation theory, part of RIMS project "Geometric Representation Theory", Kyoto, Japan, January 19-23.

2014

- Conference on "Cluster Algebras and Representation Theory", KIAS, Seoul, Korea, November 4-7.
- Workshop on "Algebraic Lie theory and representation theory", Intern. Centre for Math. Science, Edinburgh, UK, September 1-5.
- ICM Satellite Conference on "Representation Theory and Related Topics", Daegu, Korea, August 6-9.
- NSF/CBMS Regional Conference on Higher Representation Theory, NCSU, July 6-10.
- Southeastern Lie Theory Workshop, University of Georgia, May 16-17.
- Workshop on "Combinatorial Representation Theory", April 21-25, in thematic semester New Directions in Lie Theory, CRM, Montreal.

### 2013

- Taipei Winter School and Taipei Conference in Representation Theory IV, Taipei, December 16-23.
- Special Session Representation Theory and Categorification, PRIMA2013, Shanghai Jiaotong University, June 24-28.
- International Conference on Representation Theory VI (ICRT6), Zhangjiajie, China, June 18-23.
- The third symposium on groups, algebras and related topics, Beijing University, June 10-16, 2013.
- Workshop on Super Representation Theory, Taipei, Taiwan, May 10-12.
- Workshop Modular representation theory of finite and p-adic groups, Institute of Mathematical Science in Singapore, April 1-26.
- Taitung Workshop on group theory, VOA and algebraic combinatorics, Taitung, Taiwan, March 25--28, 2013.

### 2012

- Conference on Category O: geometry and categorification, CIRM, France, December 10-14.
- Workshop Gradings and decomposition numbers, University of Stuttgart, Germany, September 24-28.
- Workshop Lie algebras and applications, Uppsala, Sweden, September 6-8.
- Summer school and workshop on Lie theory and representation theory III, East China Normal University (ECNU), Shanghai, June 9-29.
- Conference Categorification of quantum groups and representation theory, NCSU, Raleigh, April 21-22.
- Special Session Interaction between algebraic combinatorics and representation theory, at AMS Sountheastern Section Meeting, Tampa, March 10-11.

### 2011

- Symposium on Representation Theory of Lie Superalgebras, Germany Mathematical Society, Cologne, Germany, September 19-22.
- Nonassociative Algebra in action: Past, Present, and Future Perspectives,University of Virginia, September 9-11.
- Twenty-five years of representation theory of quantum groups, BIRS, Banff, Canada, August 7-12.
- Southeastern Lie Theory Workshop: Finite and Algebraic Groups, University of Virginia, June 1-4.
- Conference and Workshop in Infinite Dimensional Lie Algebras, Institute for Theoretical Physics and Mathematics, Tehran, Iran, May 10-17.
- Modular Representations of Symmetric Groups and Related Objects, Oberwolfach, Germany, April 24-30.
- Workshop on Lie groups, Lie algebras, and their representations, Louisiana State University, Baton Rouge, February 12-13.

### 2010

- Taipei Winter School and Taipei Conference on Representation Theory, Taipei, December 16-23.
- The 5
^{th}International Conference on Representation Theory, Xi an, China, August 9-14. - QFT, String Theory & Mathematical Physics, Kavli Institute for Theoretical Physics (KITPC), Beijing, June 7-August 13.
- NSF/CBMS Regional Conference on Quiver Varieties and Crystal Bases for Quantum Affine Algebras, NCSU, May 25-29.
- Southeastern Lie Theory Conference on Homological Methods in Representation Theory, University of Georgia, May 22-24.

### 2009

- VII workshop in Lie Theory and its Applications, Cordoba, Argentina, November 27-December 1.
- International workshop on Lie algebras and related topics, National Institute for Mathematical Sciences, Daejon, Korea, October 19-22.
- Workshop and Summer School on Lie theory and representation theory II, East China Normal University, Shanghai, July 13-31.
- LMS Symposium on Combinatorial and Geometric Structures in Representation Theory, Durham University, UK, July 6-15.
- Summer School and Conference in Geometric Representation Theory and Extended Affine Lie Algebras, Ottawa, June 15-July 3.

### 2008

- Taipei Winter School and Workshop in Lie Theory, Taipei, December 18-30.
- Session Geometry, Representation Theory, and Mathematical Physics, first Joint Meeting of AMS and SBM, Rio de Janeiro, Brazil, June 4-7.
- Combinatorial Representation Theory, MSRI, Berkeley, January-May.

### 2007

- Workshop on Algebraic Aspects of Lie theory, Taipei, Taiwan, December 20-23.
- The 4
^{th}International Conference on Representation Theory, Lhasa, Tibet, China, July 16-20. - Summer School in Lie theory, USTC, Hefei, June 25-July 8.
- Algebraic Lie Theory, BIRS, Banff, Canada, May 28-June 1.

### 2006

- Summer School and Workshop in Lie Theory and Representation Theory, East China Normal University, Shanghai, July 10-25.
- Representations of Algebraic Groups and Quantum Groups (in honor of Lusztig 60
^{th}birthday), Nagoya, Japan, June 12-17. - Geometry and Representation Theory Conference (in honor of Lusztig 60
^{th}birthday), MIT, May 30-June 3. - Workshop on Representation Theory and Geometry, UC Berkeley, May 1-5.
- Generalized McKay correspondences and representation theory, MSRI, Berkeley, March 19-24.
- Conference on Lie groups, Lie algebras, and their representations, UC Santa Barbara, February 4-5.
- New Topological Structures in Physics, MSRI, Berkeley, January-May.

### 2005

- International Conference on Algebra and its Applications, Tainan, Taiwan, December 19-24.
- Lie algebra and representation theory, in first joint AMS-TaiwanMS Meeting, Taichung, Taiwan, December 14-18.
- Lie Algebras, Vertex Operator Algebras, and Their Applications, NCSU, Raleigh, May 17-21.
- Representations of Kac-Moody Algebras and Combinatorics, BIRS, Banff, Canada, March 26-31.

### 2004

- Workshop on Interaction of Finite Dimensional Algebras with other areas of Mathematics, BIRS, Banff, September 25-30.
- International Conference of Representation theory III, Chengdu, China, July 30-August 4.
- Representations of Algebraic Groups, Quantum Groups, and Lie Algebras, Snowbird, Utah, July 11-15.
- Conference on Infinite-dimensional aspects of representation theory and applications, Charlottesville, May 18-22.

### 2003

- Workshop and Conference on Infinite Dimensional Lie Theory and Its Applications, Fields Institute, Toronto, July 19-25.
- Workshop on algebraic structures and moduli spaces, CRM, Montreal, Canada, July 14-20.
- Integration on arc spaces, elliptic genus and chiral de Rham complex, BIRS, Banff, Canada, June 14-19.

### 2002

- School and Conference on Intersection theory and Moduli, Trieste, Italy, September 9-27.
- Conference on Hilbert Schemes, Vector Bundles and Their Interplay with Representation Theory, Columbia, Missouri, April.

### 2001 and before

- Conference on Representation of Loop Groups, UCLA, Los Angeles, November 12-16, 2001.
- Workshop on Algebraic Aspects of Mirror Symmetry, Kaiserslautern, Germany, June 25-29, 2001.
- Workshop on Mathematical Aspects of Orbifold String Theory, Madison, Wisconsin, May 2001.
- Workshop on Modular Invariance, ADE, Subfactors, and Geometry of Moduli Spaces, Kyoto, November 2000.
- Conference on Infinite-dimensional Lie Theory and Conformal Field Theory, Charlottesville, May 2000.
- Conference on Representations of Affine and Quantum Affine Algebras and Their Applications, Raleigh, May 2008.