The software development working group.
Matthew Kelsey and Loren Schwiebert (Conveners)
The physics modeling working group.
Chun Shen and Yasuki Tachibana (Conveners)
The simulations and distributed computing working group.
Matthew Luzum and Jean-François Paquet (Conveners)
The data and statistical analysis working group.
Peter Jacobs and Raymond Ehlers (Conveners)