- Peter Colman (Walter and Eliza Hall Institute - chair) (2009-2014)
- Masatoshi Arai (J-PARC) (2009-2012)
- Kurt Clausen (Paul Scherrer Institute, Switzerland( (2010-2012)
- Lyndon Edwards (ANSTO - Institute of Materials Engineering) (2007- )
- Cathy Foley (CSIRO) (2012-2014)
- Keith Nugent (University of Melbourne) (2008-2013)
- Bill Stirling (Commissariat a l'Energie Atomique et aux Energies Alternatives, France) (2007-2012)
- Jill Trewhella (Sydney University and Bragg Institute) (2010-2014)
Previous Chairs of the Committee:
2003 - 2007 Don Napper (Sydney University)
2008 - 2010 John White (Australian National University)