Some Previous Meetings where I was involved as an organizer

• ARTA7 - José Antonio de la Peña 60 September 24-28, 2018, Instituto de Matemáticas UNAM, Mexico City.
• Cluster Varieties and Mathematical Physics January 29 - February 2, 2018, CMO Oaxaca, Mexico.
• Third Meeting of the US-Mexico Conference on Representation Theory, Categorification and Noncommutative Algebra, November 27 -December 1, 2017, Mexico City.
• Jornadas de Álgebra 2016 October 12-14, 2016, Instituto de Matemáticas, UNAM, Ciudad de México, Mexico
• US-Mexico Conference on Representation theory, Categorification, and Noncommutative Algebra. May 30 - June 3, 2016 USC Los Angeles, USA.
• Jornadas de Algebra 2015. October 1-3, 2015, at Instituto de Matemáticas, UNAM, Mexico City.
• USA-Mexico Conference in Representation Theory and Non-Commutative Algebra, January 15-17, 2015 at Instituto de Matemáticas, UNAM, Mexico-City.
• Oberwolfach Seminar: Cluster Algebras and Representation Theory October 13-19, 2013 in Oberwolfach, Germany.
• II Encuentro Conjunto RSME-SMM, January 17-20, 2012, in Málaga, Spain.
• Cluster Algebras, Representation Theory, and Poisson Geometry, Banff International Research Station, September 4-9, 2011 in Banff, Canada.
• International Conference on Cluster Algebras and Related Topics, December 8-13, 2008 in Morelia and December 15-20, 2008 in Mexico-City, Mexico
• AMS-SMM Seventh International Meeting, May 23-26, 2007, Zacatecas, Mexico.
  Special Session "Representation Theory" dedicated to Ed Green on his 60th birthday.
• In the context of the representation theory seminar at Instituto de Matematicas, UNAM, I organized together with J.A. de la Peña a summer school on Preprojective Algebras and related topics,  click here fo the program,
  there are also photos 1.3M and 33k.
• A series of four  summer schools   on representations of groups and algebras, supported by the EU;  in particular:    Geometry of Quiver-Representations and Preprojective Algebras,  Isle of  Thorn (UK) September 10-17, 2000.

Some Previous Meetings where I participated

• BIRS-CMO Workshop (22w5173) Bases for Cluster Algebras, September 25-30, 2022, CMO Oaxaca, Mexico.
• Representation Theory and Geometry, February 14 - 16, 2022 (online)
• Enveloping Algebras and Geometric Representation Theory, October 31 - November 6, 2021, MFO Oberwolfach, Germany.
• Journées d' Algèbre (Bernard Leclerc 60) March 9 - 11, 2020, Caen, France.
• MFO Workshop 2004: Representation Theory of Quivers and Finite Dimensional Algebras, January 19 - 25, 2020, Oberwolfach, Germany.
• Algebraic and Geometric Categorification (19w5074), December 1-6, 2019, CMO Oaxaca, México.
• Quiver Varieties and Representation Theory - CRM50 August 19 - 24, 2019, CRM Montreal, Canada.
• Cluster Algebras 2019 (CA19), June 1-14, 2019, RIMS, Kyoto University, Kyoto Japan.
• Maurice Auslander Distinguished Lectures and International Conference, April 24-28, 2019, Woods Hole, MA, USA.
• Cluster structures in Geometry, Physics, Combinatorics and Representation Theory,, December 9-16, 2018, University of Notre Dame's Jerusalem Global Gateway, Israel.
• Oberwolfach Workshop 1848: Enveloping Algebras and Geometric Representation Theory, November 25 - December 1, 2018, MFO Oberwolfach, Germany.
• Algebraic Groups, Lie Algebras and their Representations on the occasion of Jens Carsten Jantzen's 70th birthday November 22 - 24, 2018, MPIM Bonn, Germany.
• BIRS Workshop 18w5178: Stability Conditions and Representation Theory of Finite Dimensional Algebras , October 28 - November 2, 2018, CMO Oaxaca, Mexico.
• ICM 2018 August 1-9, 2018, Rio de Janeiro, Brasil.
• A seminar talk IST Austria, April 26, 2018.
• Discrete Categories in Representation Theory, April 20-21, 2018, Bielefeld, Germany.
• Darmstadt-Erlangen-Freiburg Seminar on Conformal Field theory, January 19, 2018, Freiburg, Germany.
• 75 Years of Mathematics in Mexico December 4-7, 2017, Mexico City.
• BIREP Summer School on Gentle Algebras August 14-18, 2017, Bad Driburg, Germany.
• Reunión conjunta RSME-SMM 2017 June 19-22, 2017, Valladolid, Spain
• Oberwolfach Workshop: Representation Theory of Quivers and Finite Dimensional Algebras. February 19 - 25, 2017 Oberwolfach, Germany.
• The 17th Workshop and International Conference on Representations of Algebras (ICRA 2016). August 15 - 19, 2016, Syracuse NY, USA
• Hot topics: Cluster algebras and wall-crossing. March 28 - April 1, 2016, MSRI Berkeley, USA.
• Categorical Representation Theory and Combinatorics. December 8 - 11, 2015, Seoul, South Korea.
• Preprojective Algebras Interacting with Singularities, Cohen-Macaulay Modules and Weighted projective Spaces. October 4-9, 2015 at CMO-BIRS in Oaxaca.
• Enveloping Algebras and Geometric Representation Theory. May 10-16, 2015 at MFO Oberwolfach, Germany.
• Follow-up Workshop to TP "On the Interaction of Representation Theory with Geometry and Combinatorics" March 21-28, 2015, in Bonn, Germany.
• XX Coloquio Latinoamericano de Álgebra, December 8-12, 2014 in Lima, Peru.
• Cluster Algebras in Mathematics and Physics, November 4-7, 2014 in KIAS CMC Seoul, Korea.
• ICRA 2014, August 25-29, 2014 at TSIMF in Sanya, China.
• Hall Algebras and Cluster Algebras, May 8-12, 2014 in Montreal, Canada.
• Oberwolfach Workshop: Representation Theory of Quivers and Finite Dimensional Algebras, February 16-22, 2014 in Oberwolfach, Germany
• Oberwolfach Workshop: Cluster Algebras and Related Topics, December 8-13, 2013 in Oberwolfach, Germany.
• Mathematical Congress of the the Americas 2013 August 5-9, 2013 in Guanajuato, Mexico.
• PRIMA-2013 Special Session: Triangulated Categories in Representation Theory June 24-28, 2013, in Shanghai, China.
• MSRI Program on Cluster Algebras, August 20 -- December 21, 2012, in Berkeley, USA.
• Linking representation theory, singularity theory and non-commutative algebraic geometry, May 6-11, 2012 in Banff, Canada.
• AMS Special Session on Noncommutative Birational Geometry and Cluster Algebras January 4-7, 2012, in Boston, USA
• The Abel Symposium 2011 June 20-23, 2011 in Balestrand, Norway.
• Oberwolfach Workshop: Representation Theory of Quivers and Finite Dimensional Algebras, February 20 - 26, 2011 in Oberwolfach, Germany.
• Mini Conference on self-injective algebras, December 13-15, 2010 in Torun, Poland (A. Skowronski 60).
• XIV International Conference on Representations of Algebras and Workshop, August 6-15, 2010 in Tokyo, Japan.
• Advanced School and Conference on Homological and Geometrical Methods in Representation Theory, January 18 - February 5, 2010 in Trieste, Italy.
• Second Joint SMM/CMS Meeting, August 13-15, 2009 in Vancouver, Canada.
• Combinatorial and Geometric Structures in Representation Theory July 6-16, 2009 in Durham, UK. Abstract of my talk.
• Maurice Auslander Distinguished Lectures and International Conference April 23-28, 2009 in Woods Hole, MA, USA.
• Spectral Methods in Representation Theory of Algebras and Applications to the Study of Rings of Singularities September 7-12, 2008 at BIRS Banff, Canada
• Representation Theory of Algebras, June 15-25, 2008 in Teheran, Iran
• Combinatorial Representation Theory, January 15, 2008 to May 23, 2008 at M.S.R.I. Berkeley, CA, USA
• Representation Theory of Finite Dimensional Algebras, February 17-23, 2008 at MFO Oberwolfach, Germany.
• Gedenkkolloquium für Prof. Dr. W. Müller February 15-16, 2008, Universität Bayreuth, Germany
• CMS Winter 2007 Meeting, Special session: Combinatorics and its Applications to Mathematical Physics. December 8-10, 2007 in London (Ontario), Canada.
• Calabi-Yau algebras and N-Koszul algebras, October 22 to 26th, 2007 at C.I.R.M. Luminy, France.
• ICRA XII, International Conference on Representations of Algebras and Workshop. August 15 - 24, 2007 in Torun, Poland
• Jahrestagung der DMV 2006, Minisymposium Representation Theory of Algebras,   September 17-23, 2006 in Bonn, Germany
• PIMS/UNAM Algebra Summer School,   July 1-6, 2006 in Banff, Canada
• NSF/CBMS Regional Conference on Cluster Algebras and Applications,   June 13-17, 2006 at North Carolina State University, Raleigh, USA
• Cluster Algebras and Cluster Tilted Algebras,   May 24-28, 2006 in Bielefeld, Germany
• Advanced School and Conference on Rrepresentation Theory and Related Topics,   January 9-27, at ICTP   Trieste, Italy
• Fifth NWDR-Workshop ,   July 1, 2005 in Bielefeld, Germany
• Oberwolfach-Workshop "Representation Theory of Finite-Dimensional Algebras" ,   February 6-12, 2005 in Oberwolfach, Germany
• ICRA 11,   August 10-20, 2004 in Queretaro and Patzcuaro, Mexico
• Segundo Congreso Latinoamericano de Matemáticos,   June 20- 26, 2004, in Cancún, México
• Joint AMS-SMM International Meeting,   June 13-15, 2004 in Houston, USA
• CMS Winter Meeting,   December 6-8, 2003, in Vancouver, Canada
• XV Coloquio Latinoamericano de Algebra,   July 20-25, 2003 in Cocoyc, Mexico
• ICRA 10   July 15 to August 10, 2002 at Fields Institute, Toronto, Canada
• ICRA9  at Bejing Normal University from august 21 to september 1, 2000.
• Interactions between algebraic geometry and non commuative algebra,   at MSRI  february 14 -25, 2000.