University of Edinburgh (Scotland)
28 - 31 July 2010
Brigham Young University, Provo, UTAH (USA),
23 - 27 June 2008
Universidad Nacional Autónoma de México,
Mérida, Yuacatán,
9-13 January 2012
Aristotle University of Thessaloniki (Greece)
30 June - 4 July 2014
University of Texas at Austin (USA)
13-17 June 2016