Visitors in 2010:
Professor Sergiy Ovsiyenko, Kiew
Professor Anne Henke, Oxford / München
Professor Changchang Xi, Beijing
Dr Lesya Bodnarchuk, Bonn

Visitors in 2009:
Professor Hua-Lin Huang, Jinan
Dr Gongxiang Liu, Nanjing
Professor Sergiy Ovsiyenko, Kiew
Dr Nan Gao, Shanghai
Dr Ronghua Tan, Enshi
Dr Zhen Wang, Yangzhou
Dr Intan Muchtadi-Alamsyah, Bandung
Dr Csaba Szanto, Cluj

Visitors in 2008/9:
Dr Csaba Szanto, Cluj (April 2008)
Professor Sergiy Ovsiyenko, Kiew (November 2008 to January 2009)
Dr Nataliia Golovashchuk, Kiew (January 2009)
Professor Markus Schmidmeier, Boca Raton (January to March 2009)
Dr Anne Henke, Oxford (February/March 2009)
Dr Ronhua Tan, Enshi (March to August 2009)
Dr Nan Gao, Shanghai (July to September 2009)
Dr Zhen Wang, Yangzhou (July to September 2009)

See here for a list of former visitors,
for a list of former PhD students,
and for a list of former postdoctoral research assistants.

Editor (jointly with Michael Butler and Jan-Erik Roos) of the proceedings of 'Representation Theory and its Applications' (Uppsala 2004), Journal of Algebra and its Applications, volume 4 (2005), issues 5 and 6.
Editor (jointly with Alexander Zimmermann) of two issues of 'Algebras and Representation Theory' dedicated to Klaus Roggenkamp on the occasion of his sixtieth birthday, volume 3, issue 4 (2000) and volume 4, issue 1 (2001).

Co-ordinator (1/04-9/05) or deputy co-ordinator (10/05 - 12/06) of the academic interchange network 'Algebras, Representations and Applications', funded by the Leverhulme Trust.
Co-ordinator of the AsiaLink network 'Algebras and Representations in China and Europe', funded by EU 2002-5.