David Kramer
October 13, 1999 – April 15, 2000

Peter Bowyer
May 10 – September 15, 2000

Eric Glavin
October 4, 2000 – April 15, 2001

Tom Dean
May 30 – September 15, 2001

Micah Lexier
September 24, 2001 – April 15, 2002

Stephen Schofield
May 8 – September 15, 2002

Charles Goldman
October 2, 2002 – April 15, 2003

IIan Sandler
May 7 – September 15, 2003

Jiang Jie
October 16, 2003 - April 15, 2004

Euan Macdonald
May 5 – September 15, 2004

Maura Doyle
October 6, 2004 – April 15, 2005

Luis Jacob
May 4 – September 15, 2005

Derek Sullivan
October 5, 2005 – April 15, 2006

John Marriott
May 10 – September 15, 2006

Jennifer Marman and Daniel Borins
October 4, 2006 - April 15, 2007

Ludwika Ogorzelec
May 9 - September 15, 2007

Kelly Jazvac
October 3, 2007 - April 15, 2008

Katie Bethune-Leamen
May 28, 2008 - April 15, 2009

Instant Coffee
May 6 - September 15, 2009

Dean Drever
October 28, 2009 – April 1, 2010