Co-organizer with J. Meakin, E. Plotkin, M. Sapir, G. Soifer and P. Weil of an
International Conference on Geometric, Combinatorial and Dynamics aspects of Semigroup and Group Theory
in honor of the 60
birthday of Stuart Margolis, June 2013.
Co-organizer with O. Kharlampovich, A. Miasnikov and V. Shpilrain of
GAGTA 2013: Geometric and Asymptotic Group Theory with Applications
, May 2013
Co-organizer with M. Can, Z. Li and S. Wang of the Fields Institute Workshop on
Algebraic Monoids, Group Embeddings and Algebraic Combinatorics
, July 2012
Topics in Algorithimic and Geometric Group and Semigroup Theory
a workshop in the CRM thematics semester "Geometric, Combinatorial and Computational Group Theory", August 2010
Co-organizer with P. Hofstra and J. Funk of the Fields Institute sponsored
Workshop on Semigroups and Categories
, Ottawa, May 2010.
Co-organizer with M. Neufang of the
Canadian Mathematical Society Winter Meeting 2008
Co-organizer with R. Grigorchuk and Z. Sunik of
Self-Similarity and Branching in Group Theory
, Banff, October 2008.
Co-organizer with E. Neher and V. Dlab of the Fields Institute sponsored
, September 2008.
Co-organizer with L. Renner of a special session, entitled
Algebraic Combinatorics, Representations and Geometry
, of the Winter 2007 Meeting of the Canadian Mathematical Society.
Co-organizer with I. Bumagin of
Workshop on Geometric Methods in Group Theory
, August 2006.
Co-organizer with L. Ribes of
Workshop on Profinite Groups and Applications
sponsored by the
, August 2005.
Co-organizer with S. Margolis of
International Conference on Semigroups and Groups in Honor of the 65
Birthday of John Rbodes
, July 2002.