Best PhD thesis for the 2012 calendar year (announced at GAC/MAC 2013):
David Moynihan, University of Calgary for the thesis: Metamorphism and Deformation of the Central Kootenay Arc, Southeastern British Columbia, supervised by D. Pattison

Previous winners of best PhD thesis:
2012 Grégory Dufréchou, Institut national de la recherche scientifique, Centre - Eau Terre
2010
Dawn Anne-Marie Kellett, Dalhousie
2006 Paul Wilson, UNB
2005 Venessa Bennett, Memorial
2004 Joe English, University of Victoria
2003 Yvette Kuiper, UNB
2002 not awarded
2001
2000 Mary Sanborn-Berrie
1999 Jim Ryan, UNB
1998 Dennis Johnston, UNB
1997 Ulrich Riller, UofT
1996 Pinglao Zhao, Universite de Montreal
1995 David Corrigan/John Ketchum
1994 Rob Scammell, Queens
1993 Jeroen van Gool, Memorial
1992 Shoufa Lin, UNB
1991 Shumin Liu, Queens
1990 Margaret E. Coleman, Carleton
1989 James A. Mott, Queens
1988 Christopher J. Rees, Carleton
1987
1986 J. Murray Journeay, Queens
1985 Carol Evenchick, Queens
1984
1983 Michael L. Morrison, University of Calgary