Past conferences and workshops:
Conference on Universal Algebra and Lattice Theory, 2002 (Dedicated to the 70th Birthday of Béla Csákány)
A Course in Tame Congruence Theory, 2001 (An Erdõs Center Workshop)
Colloquium on Semigroups, 2000
Conference on Lattices and Universal Algebra, 1998
Universal Algebra and Lattice Theory, 1996