December 8-10, 2015. Ultrafest VII. University of Hong Kong.
November 6-8, 2013. Ultrafest VI. University of Edinburgh.
March 19-21, 2010. Ultrafest V. Haskins Laboratories.
September 28-29, 2007. Ultrafest IV. New York University.
April 2005. Ultrafest III. University of Arizona.
April 22 - 23, 2004. Ultrafest II. University of British Columbia.
December, 2002. Ultrafest I. Haskins Laboratories.