 Darstellungstheorietage and Nikolaus Conference Lehrstuhl D fühematik (RWTH Aachen), 2pm Thu Dec 5, to 6pm Sat Dec 7, 2013.
 Sixtythird BLOC meeting, Mathematical Institute, Oxford. Karin Erdmann's 65th birthday, 17  18 Oct 2013.
 Mathematics of John Thompson, Conference on Finite Groups and related topics, University of Cambridge, 9  13 September 2013.
 Brauer's problems in representation theory50 years on, A conference in honour of Geoffrey Robinson's 60th birthday, University of Manchester, U.K. Sep 3  6, 2013.
 24th British Combinatorial Conference, Royal Holloway, University of London, 30 June  5 July 2013.
 Complex Analysis and Approximation, A conference in honour of Anthony G. O'Farrell, NUI Maynooth, 17  19 June 2013.
 The Third International Symposium on Groups, Algebras and related topics, celebrating the 50th anniversary of the Journal of Algebra, Peking University, Beijing, China, 10 16 June 2013.
 Representations and Finite Groups, Conference in Honour of Professor Roderick Gow, May 28, 2013, University College Dublin.
 Groups in Galway 2013, 1011 May, 2013, National University of Ireland Galway.
 Algebra, Combinatorics and Representation Theory, in honor of the 60th birthday of Andrei Zelevinsky April 2428, 2013 Northeastern University, Boston, MA.
 Annual conference of the DFG priority programme in representation theory, SPP 1388, March 2528, 2013, Evangelische Akademie Bad Boll, Germany .
 Combinatorial Representation Theory Day
Institut füebra, Zahlentheorie und Diskrete Mathematik, Leibzig University, Tuesday, February 5, 2013.
 Rational Catalan combinatorics, 1721 December 2012, American Institute of Mathematics, Palo Alto, California.
 Darstellungstheorietage 2012, University of Magdeburg, Magdeburg, Germany, Nov 23  24, 2012. (Wolfgang Willems)
 Special Session on Groups, Representations, and Characters, AMS Fall Central Sectional Meeting University of Akron, USA, October 2021, 2012
 Mathematics of John Thompson, Conference on Finite Groups and related topics, University of Cambridge, 2730 September 2012. POSTPONED
 Categorical Methods in Representation Theory, University of Bristol, 24th28th September 2012.
 Gradings and Decomposition Numbers,Universität Stuttgart, Germany, 2428 September, 2012.
 Lie algebras and Applications,Matematiska institutionen, Uppsala Universitet, SWEDEN, 59 September, 2012.
 Representation Theory of Finite Groups and Related Topics, celebrating 60th birthday of Shigeo Koshitani. Hamamatsu, Japan. 31 August  2 September, 2012.
 Finite Groups, Representation Theory and Related Topics,Mathematics Institute, Oxford University. In honour of M. Collins. Organised by D. Craven and R. Rouquier. 2024 August 2012.
 Workshop and International Conference on Representations of Algebras(ICRA 2012), Workshop: 0811 August 2012. Conference: 1317 August 2012. Bielefeld University, Germany.
 Cohomology and Support in Representation Theory and Related Topics, University of Washington, Seattle Summer ?School: July 2730, 2012.
 GROUPS, RINGS AND GROUP RINGS 2012, Wembley Inn Hotel, Ubatuba, state of São Paulo, Brazil, July 2328, 2012.
 Group Rings and related topics, Universität Stuttgart, Germany, June 2529, 2012.
 Workshop on Geometry, representation theory and clusters, University of Leicester, UK, 2123 June 2012.
 Young Algebraists' Conference 2012 YAC'12, EPFL, Lausanne, Switzerland: June 11  15, 2012.
 Workshop on Representation Theory of Groups, Lie Algebras, and Hopf Algebras, satellite of 2012 Summer Meeting of the Canadian Math Soc, University of Regina, Saskatchewan, 31st May  4th June, 2012.
 Modular Algebras: Representations, Invariants, Lie Theory, FriedrichSchillerUniversität, Jena, May 2325, 2012.
 Groups in Galway 2012, 1112 May, 2012.
 Young Researchers Workshop on Higher Algebraic and Geometric Structures: Modern Methods in Representation Theory, Fields Institute, University of Toronto, Ontario, Canada, May 79, 2012.
 Representations of Finite Groups, Oberwolfach, Germany. 2531 March, 2012.
 DFG Schwerpunkttagung Darstellungstheorie 1388, University of Erlangen, Germany: March 19  22, 2012.
 Cluster algebras and combinatorics, University of Graz, Austria: March 8  10, 2012.
 EMSRSME Joint Mathematical Weekend,Bilbao, October 79, 2011.
 NY Workshop on the Symmetric Group, September 89, 2011 at the Graduate Center of the City University of New York.
 LMS workshop on representation theory, 15th18th June 2011, University of Birmingham.
 Southeastern Lie Theory Workshop: Finite and Algebraic Groups, University of Virginia, June 14, 2011.
 Modular Representations of Symmetric Groups and Related Objects, MiniWorkshop, Oberwolfach, April 2430, 2011.
 The 5th de Brún Workshop Groups, Combinatorics, Computing National University of Ireland, Galway, 1116 April, 2011.
 Seminar of Representation Theory and Related Areas: First Workshop. University of Coimbra, Portugal, April 6th, 2011.
 The symmetric group: representations and combinatorics, 29 March 2011 oneday meeting, Royal Holloway London, UK.
 Darstellungstheorie Schwerpunkttagung 2011, Deutsche Forschungsgemeinschaft, Mü, March 1  March 4, 2011.
 On the Interaction of Representation Theory with Geometry and Combinatorics, Hausdorff Institute Mathematics, Bonn, Germany. Trimester Program on January  April 2011.
 Combinatorial Representation Theory Day, Friday, February 18, 2011, University of Leibnitz.
 Fiftyfirst BLOC meeting, Friday 10th December 2010 in the Centre for Mathematical Science, City University, London
 Darstellungstheorietage 2010, 56 November 2010, Stuttgart.
 Summerschool  Representation Theory of Finite Groups 2729 September 2010, Aachen.
 Fiftieth BLOC meeting 910 September 2010, University of Leicester.
 XIV International Conference on Representations of Algebras and Workshop 69 August 2010. ICRA XIV Conference: 1115 August, National Olympics Memorial Youth Center, Tokyo, Japan.
 Cohomology of Finite Groups: Interactions and Applications, 2531 July 2010, Mathematisches Forschungsinstitut Oberwolfach, Germany.
 Group Representation Theory and Related Topics, 2225 June 2010, EPFL, Lausanne, Switzerland. In honour of Jacques Thevenaz.
 Groups in Galway 2010, NUIGalway, May 2829, 2010.
 Supercharacters and combinatorial Hopf algebras 1721 May 2010, American Institute of Mathematics, Palo Alto, California.
 Representations of finite groups: local cohomology and support Mathematical Research Institute, Oberwolfach, Germany: May 23  29, 2010.
 Arithmetic of group rings and related structures, RWTH Aachen, Aachen, Germany: March 22  26, 2010.
 Darstellungstheorietage 2009, FriedrichSchillerUniversitäJena, 1314 November 2009
 The Lewisfest, Meeting in honour of David Lewis's 65th birthday, University College Dublin, Ireland, July 23  24, 2009.
 Combinatorial Geometric Structures in Representation Theory, LMS Durham Symposium, July 616, 2009.
 Representation Theory and Lie Theory, 2226 June 2009, Isaac Newton Institute for Mathematical Sciences, Cambridge, UK.
 Conference on Algebraic Topology, Group Theory and Representation Theory, June 915, 2009, Isle of Skye, Scotland.
 Advances in Group Theory and Applications 2009, Hotel Lo Scoglio, Porto Cesareo (Lecce, ITALY): June, 8th  12th, 2009.
 Isaacs Conference, Conference on Character Theory of Finite Groups, June 35, 2009, Universitat de Valencia, Spain.
 BMC 2009/IMS Joint Meeting of the 61st British Mathematical Colloquium and the 22nd Annual Meeting of the Irish Mathematical Society National University of Ireland Galway, 69 April, 2009
 Representations of Finite Groups Oberwolfach, March 22nd  March 28th, 2009
 Workshop on Representations and Cohomology University of Cologne, March 16, 2009
 Combinatorial Representation Theory Day Leibniz University Hannover, Friday, February 13, 2009
 Instructional Workshop, Jan 1223, 2009, Isaac Newton Institute for Mathematical Sciences, Cambridge, UK.
 Special Theme Program on Group Theory, Combinatorics and Computation, University of Western Australia, Perth, 516 January, 2009.
 Representation Theory of Finite Groups and Algebras, and Related Topics, Nov 2021, 2008, Kyoto University. Organizer:Shigeo Koshitani.
 Interactions between representation theory and commutative algebra, workshop, Centre de Recerca Matematica, Barcelona, 2527 September, 2008.
 Algebraic groups and related topics, LMS/EPSRC short instructional course, Mon 15  Fri 19 Sep 2008, School of Mathematics, University of Birmingham.
 Duality and Involutions in Representation Theory, National university of Ireland, Maynooth 1922 August 2008.
 Workshop: July 30August 2, 2008 ICRA XIII Conference: August 4August 8, 2008. University of Sao Paulo. Sao Paulo, Brazil: July 30August 8, 2008.
 First De Brúrkshop on Computational Algebra 21 July  1 August 2008, National University of Ireland, Galway.
 5th European Congress of Mathematics, Amsterdam, July 1418, 2008.
 Modules and Representation Theory, BabesBolyai University ClujNapoca, July 7  12, 2008.
 International Conference on vertex operator algebras and related areas, Geoffrey Mason's 60th Birthday, July 711, 2008, Illinois State University.
 Summer school: Geometric Methods in Representation Theory Institut Fourier, Grenoble, France: June 16July 4, 2008.
 Representation Theory of Algebras
June 1525, 2008, Tehran, Iran.
 Conference on Algebra and its Applications, in honor of 70th Birthday of S. K. Jain. Ohio University, Athens, June 1821, 2008.
 Commutative Algebra: Connections with Algebraic Topology and Representation Theory, a conference on the occasion of Luchezar Avramov's 60th birthday. University of NebraskaLincoln, 1822 May, 2008
 Groups in Galway 2008, National University of Ireland, Galway, 1617 May.
 Conference on the local and global analysis of groups and related objects, in honor of GEORGE GLAUBERMAN, University of Chicago, Mar 2428, 2008.
 Representation Theory of finite groups and related topics, January 14, 2008 to May 23, 2008. MSRI, Berkeley, CA.
 Combinatorial Representation Theory, January 15, 2008 to May 23, 2008. Mathematical Sciences Research Institute, Berkeley, CA.
 LieGrits Workshop, Categorification and Cluster theory. 3 January 2008  9 January 2008, Mathematical Institute, University of Oxford.
 International Conference on Representations Theory and Related Topics Northeastern University, Boston, USA. October 57, 2007.
 Aspects Gééiques en Théie des Anneaux et des Repréntations LENS, du 24 au 29 septembre 2007.
 Group Representations and Combinatorics,September 10th14th, 2007 University of Florida. Organisers: Peter Sin, Pham Tiep.
 Lie and Jordan Algebras, their Representations and Applications  III, in Honour of Prof. Ivan Shestakov's 60th Birthday, Institute of Mathematics and Statistics of the University of Sao Paulo (Brazil) August 26  September 1, 2007.
 XII International Conference on
Representations of Algebras and Workshop August 15  24, 2007, Torun, Poland
 GL07 Geometry and Lie Theory A conference marking Gus Lehrer's 60th birthday Australian National University, Canberra: July 26, and University of Sydney: July 913, 2007.
 Darstellungstheorietage
Leibniz Universitaet, Hannover, Germany 1314 July, 2007.
 Workshop on Algebraic and Geometric Representation Theory University of Aarhus, Aarhus, Denmark: June 2530, 2007.
 Summer School on Algebra and Combinatorics Lisbon, 25  29 June 2007.
 The 4th International Conference on Representation Theory July 1620, 2007, Lhasa, Tibet, China.
 Algebraic and Geometric Representation Theory (AGLT) Workshop at University of Aarhus, Denmark, 2530 June, 2007.
 Cherednik Algebras
Jun 1822, 2007, Kings Buildings, University of Edinburgh
 Around Broué conjectures May 28June 1, 2007, CIRM, Luminy (Marseille), France.
 Linear algebraic groups and cohomology, Emory University in Atlanta, Georgia, 1620 May 2007.
 Groups in Galway 2007
NUI Galway, 1819 May 2007.
 Representations, Cohomology and Support Spaces 29 April  1 May, 2007, Bielefeld.
 Spring School: HallAlgebras and their Applications CVJMBildungsstaette, Wuppertal: March 19  March 23, 2007.
 Buildings and combinatorial representation theory, March 26 to March 30, 2007 American Institute of Mathematics, Palo Alto, California. Organized by Monica Vazirani, Michael Kapovich, and Arun Ram.
 Support Varieties in Representation Theory University of Paderborn, Germany: February 22  February 23, 2007.
 The HallHigman Theorems: Fifty years on Mathematical Institute, Oxford, 56th January 2007.
 IndoUS Ramanujan Symposium On NonCommutative Rings, Group Rings, Diagram Algebras, and Applications
Ramanujan Institute for Advanced Study in Mathematics, Chennai, India: December 1822, 2006.
 Workshop on Representation Theory Leibnitz University, Hanover, December 1516, 2006. 2006
 Rings and Categories of Modules
dedicated to Kent Fuller, Bressanone, December 1416, 2006.
 Special session on Representation Theory of Algebras Canadian Mathematical Society Winter Meeting: Toronto Canada: December 911, 2006.
 Nikolaus Conference 2006 Lehrstuhl D, RWTH, Aachen, December 89, 2006.

Representations of Algebras and their Geometry Conference in Honour of Helmut Lenzing,
UniversitäPaderborn, November 1011, 2006.
 Conference on the occasion of Michel Broué sixtieth birthday, October 2527, 2006, Éole Normale Supéeure, Paris.
 Darstellungstheorietage 2006 SchloßThurnau (bei Bayreuth), 67 Oktober 2006.
 Maurice Auslander Distinguished Lectures Northeastern University, Boston, U.S.A., October 56, 2006.

Minisymposium: Representation Theory of Algebras University of Bonn, September 2122, 2006.
 CATEGORIFICATION IN ALGEBRA AND TOPOLOGY
Uppsala, September 710, 2006.
 Noncommutative algebra
Granada, August and September 2006. Satellite of the International Congress of Mathematicians 2006.
 Workshop on Triangulated Categories, University of Leeds, 13  19 August 2006. Satellite of the International Congress of Mathematicians 2006.
 SinoGerman Workshop on Representation Theory, University of Hannover, July 2526 2006.
 Workshop on Algebra and Combinatorics in Swansea Monday, July 1012, 2006.

Workshop "Perspectives in Representation Theory" Physikzentrum Bad Honnef, July 79, 2006).

PIMS/UNAM Algebra Summer School Banff, July 16, 2006.
 Representation theory of algebraic groups and quantum groups 06, June 12  17, 2006, Noyori Conference Hall,
Nagoya University, Nagoya, JAPAN.
 Representation Theory of Real Reductive Lie Groups, celebrating the birthdays of Bill Casselman and Dragan Milicic,
June 4 to June 8, 2006, Snowbird Mountain Resort, Utah, U.S.A.
 Geometry and Representation Theory: A Conference in honor of George Lusztig, May 30June 3 2006 MIT Department of Mathematics, Cambridge MA, U.S.A.
 Groups in Galway 2006 May 1920.
 Representations of Finite Groups
Mathematisches Forschungsinstitut Oberwolfach. Organisers: Alexander S. Kleshchev, Eugene;
Markus Linckelmann, Aberdeen; Gunter Malle, Kassel; Jeremy Rickard, Bristol. Date: March 26th  April 1st.
 Generalized McKay correspondences and representation theory, Workshop, March 2024, 2006, MSRI, CA, USA.
 Conference on Representation Theory and related Topics
International Center for Theoretical Physics (ICTP), Trieste, Italy, January 2328, 2006.
 Darstellungstheorietage and Nikolaus Conference 2005, RWTH Aachen, Germany: December 810, 2005.
 Special Session on Representations of Groups and Algebras, AMS 2005 Fall Western Section Meeting Eugene, OR, November 1213, 2005.
 Sixth Century Conference in Representation Theory University of Aberdeen, 2629 October, 2005.

Module Theory and Representations of Algebras, EMSSCM Joint Mathematical Weekend, Universitat de Barcelona, 1618 Sep 2005.
 Derived categories in representation theory (with a view towards geometry and topology),, Tsinghua University, Beijing, 22  26 August, 2005.
 International Conference on Representation Theory, III (ICRT III) July 31  August 4, 2004 Sichuan University Chengdu, Sichuan, China.
 Groups St Andrews 2005 University of St Andrews, St Andrews, Scotland, 30 July  6 August 2005.
 5th International Algebraic Conference
Odessa I.I. Mechnikov National University, Ukraine, 2027, July, 2005.
 AMS/DMV/OMG 2nd Joint Meeting Mainz, Germany, June 1619, 2005.
Special Session on "Representations and Cohomology of Groups and Algebras" Organised by D. Benson and H. Krause.
 Celebration of the 65th birthday of Donald Passman. June 1012, 2005, University of Wisconsin  Madison, U.S.A.
 International Mediterranean Congress of Mathematics University of Almeria, Spain: June 6 to 10, 2005.
 GROUPS & GROUP RINGS XI Bedlewo (near Poznan), Poland June 411, 2005
 Workshop Algebras and Representation Theory University of Warwick, 26 May  31 May 2005.
 Homology, Geometry, and Combinatorics of Representations SinoGerman Science Center, Beijing, May 2930, 2005.
 Group representation theory
Bernoulli center  EPFL Lausanne  January to June 2005.
 Algebras and Representations an International AsiaLink Conference, May 23  28, 2005, Beijing Normal University.
 Groups in Galway '05 National University of Ireland  Galway, May 1214, 2005.
 Cellular and diagram algebras in mathematics and physics, Workshop, University of Oxford, April 3  9, 2005.

G�m�rie et Repr�entations,
CIRM (LUMINY), University of Marseilles, 11 au 15 April 2005.
 Conference on Algebra and Its Applications Sponsored by The Center of Ring Theory and Its Applications, Ohio University, March 2226, 2005.
 Zassenhaus Group Theory Conference,
Auburn University Montgomery, March 1820, 2005.
 algebraic coding theory
University of Picardie, France, March 23, 2005.
 GROUP THEORY AND ITS APPLICATIONS UNIVERSITY OF MANCHESTER, 1213 February 2005.
 Representation Theory of FiniteDimensional Algebras Mathematical Research Institute Oberwolfach, Germany: February 0612, 2005. Organizers: Idun Reiten, Claus Michael Ringel.
 Perspectives in Mathematics: Algebras and Representations, Conference dedicated to the 60th birthday of Claus Michael Ringel, Bielefeld, Germany: February 45, 2005.
 Nikolaus Conference 2004, Lehrstuhl D fr Mathematik (RWTH Aachen), Dec 1011.
 Darstellungstheorietage 2004, University of Stuttgart, 15, 16 Oct, 2004.
 Interaction of Finite Dimensional Algebras with other areas of Mathematics Banff International Research Station, September 25  30, 2004.
 Algebraic Cycles, KTheory, and Modular Representation Theory, in Honor of the 60th birthday of Eric Friedlander, Northwestern University, Illinois, U.S.A., September 1619, 2004.
 XI International Conference on Representations of Algebras and Workshop Workshop: 11  14 of August, 2004, Queretaro, Mexico.
 International Conference on Representation Theory, III (ICRT III) Sichuan University, Chengdu, China: July 30 through August 4, 2004.
 Journ�s Solstice d'��2004 : Groupes Colloque International, 24, 25, 26 juin 2004, Institut de Math�atiques de Jussieu.
 Representations of Algebraic Groups, Quantum Groups, and Lie Algebras, Joint Summer Research Conferences AMS, IMS, SIAM,
Snowbird, Utah, July 1115, 2004.
 Moonshine  the First Quarter Century and Beyond. A Workshop on the Moonshine Conjectures and Vertex Algebras. July 513, 2004, Edinburgh.
 Representation Theory and its applications,
Matematiska Institutionen, Uppsala Universitet, June 2227, 2004.
 Summer school quivers and geometric representation theory'', CIRM, Luminy, France May 24 to May 28.
 Workshop on Representations and Structures of Algebras May 1721, 2004, Beijing Normal University.
 Groups in Galway 2004,
National University of Ireland  Galway, May 1415, 2004.

The Coxeter Legacy Reflections and Projections, University of Toronto, May 1216, 2004
 Lie and Jordan Algebras, their Representations and ApplicationsII, Sao Paulo, Brazil May 3 to May 8, 2004
 British Mathematical Colloquium 2004, Joint Meeting of the 56th BMC and the 17th Annual Meeting of the Irish Mathematical Society, Queen's University Belfast, 58 April 2004
 Geometric Methods in Algebra and Representation Theory, University of Warwick, 29 March  3 April 2004
 Groups and Representations: Conference dedicated to the 60th birthday of Gary Seitz, March 2427, 2004, University of Oregon, Eugene, Oregon.
 Second SinoGerman Workshop on Representation Theory and the Theory of Finite Groups February 9  13, 2004, Goslar, Germany
 Representations of Finite Dimensional Algebras, University of Warwick, 813 December 2003.
 Conference on Groups, Representations and Galois Theory in Honor of Walter Feit, Yale University, New Haven, CT, USA, Oct 30  Nov 2, 2003.
 Current Trends in Representation Theory, Banff International Research Station, Banff, Alberta, Canada,
October 2530, 2003.
 Darstellungstheorietage 2003, FriedrichSchillerUniversit� Jena 17./18. Oktober 2003
 Workshop on Jack, HallLittlewood and Macdonald Polynomials. ICMS headquarters, Edinburgh, Scotland, 23 to 26 September 2003
 Frobenius Algebras and Related Topics, Torun, Poland, September 1117, 2003
 Summer school: Lie algebras and their representations Oxford, England, September 713, 2003.
 Irish Mathematical Society, September Meeting 2003. National University of Ireland  Galway. 4  5 September 2003.
 International Conference on Algebras, Modules and Rings, Lisboa, July 1418, 2003
 Workshop on Representation Theory, Canberra, 30 June  4 July, 2003
Part of a Special Year on Algebraic Geometry and Topology  2003, Australian National University at Canberra
 Representation theory around the channel II, International Workshop in Amiens, France, June 20 to June 21, 2003
 "Journ�s Tresses", 914 June 2003, CIRM, Luminy.
 Conference on representation theory for algebraic groups, University of Aarhus, Aarhus Denmark. June 2  6 2003
 Workshop on Derived Categories and Applications, Edinburgh, UK. June 2  7 2003
 Adrian Albert Lectures in Algebra, 1722 May 2003, The University of Chicago.
 Workshop on Hochschild cohomology and applications, 31st March  4th April 2003, University of Leicester
 Finite Groups 2003  in honour of John Thompson, Gainesville, Florida, March 1016, 2003
 Algebra MiniConference, University of Western Sydney, Friday, January 10th, 2003.
 AMS  IMS SIAM Joint Summer Research Conference Groups, Representations and Cohomology. Thursday, June 6  Friday, June 14, 2002, Mount Holyoke College, South Hadley, Massachusetts.
 LMS Durham Symposium: Representations of Finite Groups and Related Algebras. Monday 1st July  Thursday 11th July, 2002, University of Durham, United Kingdom.
 Representation Theory of Algebraic Groups and Quantum Groups
 Twenty Years of Tilting Theory, November 1822, 2002, Fraueninsel, Germany.
 DarstellungstheorieTage 2002, Kassel, 8.9. November.
 ICRA X, Toronto, July 15  31, 2002.
 LMS Durham Symposium: Representations of Finite Groups and Related Algebras, 111 July 2002.
 SCHUR MEMORIAM WORKSHOP
 Algebra 2000 (Edmonton, Canada)
 Combinatorics of Lie type (Madison)
 Symmetric Functions and Macdonald Polynomials. Newton Institute, January to June 2001.
 Rings, Modules and Representations (Constanta 2000)
 Representation Theory and Computational Algebra (May 1519, 2000).
 Representations of Finite Groups and Combinatorics (Magdeburg)
 Representation Theory for Algebraic Groups and Quantum groups (Aarhus)
 Representation Theory of Algebras(Bielefeld)
 Summer Schools orgnized by Karin Erdmann and other Bielefeld related activties
 CMS meeting
 Colloque `Catégories dérivées et groupes finis', Luminy, France: October 22  26, 2001
 Workshop: Representation Theory around the channel, Amiens, 31 August to 1 September 2001.
 Summer School 2001: Homological conjectures for finite dimensional algebras August 12th  19th, Nordfjordeid, Norway
 Richard Brauer: Taking his ideas into the 21st century, Stuttgart, March 2224, 2001.
 Symmetric Functions and MacDonald Polynomials, January  June, 2001.
 Summer School: Geometry of quiverrepresentations and preprojective algebras, 10  17 September 2000, Sussex  England.
 International Conference of Representation Theory of Algebras, ICRA 9, Beijing, China, August 21September 1, 2000.
 Summer School and Workshop Hall Algebras and Quantum Groups, Hesselberg, August 2229, 1999.
 Summer School and Workshop on Decomposition Numbers and Character Formulae for Lie Algebras, Algebraic Groups
and Quantum Groups, Blaubeuren, May 9  May 15, 1999.
 Euroconference Homological Invariants in Representation Theory, Ioannina, Greece, March 16  20, 1999.
 Euroconference
Infinite Length Modules, Bielefeld, September 7  11, 1998.
 Representation
Theory of Algebras, Bielefeld, August 31  September 5, 1998.
 ICM 98, Berlin, August 1827, 1998.
 Representations of finite groups and combinatorics, Magdeburg, August 1014, 1998.