Luc Moreau Bertram Ludäscher Ilkay Altintas Roger S. Barga Shawn Bowers Steven P. Callahan George Chin Jr. Ben Clifford Shirley Cohen Sarah Cohen Boulakia Susan B. Davidson Ewa Deelman Luciano A. Digiampietri Ian T. Foster Juliana Freire James Frew Joe Futrelle Tara Gibson Yolanda Gil Carole A. Goble Jennifer Golbeck Paul T. Groth David A. Holland Sheng Jiang Jihie Kim David Koop Ales Krenek Timothy M. McPhillips Gaurang Mehta Simon Miles Dominic Metzger Steve Munroe Jim Myers Beth Plale Norbert Podhorszki Varun Ratnakar Emanuele Santos Carlos Eduardo Scheidegger Karen Schuchardt Margo I. Seltzer Yogesh L. Simmhan Cláudio T. Silva Peter Slaughter Eric G. Stephan Robert Stevens Daniele Turi Huy T. Vo Michael Wilde Jun Zhao Yong Zhao Special Issue: The First Provenance Challenge. 409-418 2008 20 Concurrency and Computation: Practice and Experience 5 http://dx.doi.org/10.1002/cpe.1233 db/journals/concurrency/concurrency20.html#MoreauLABBCCCCBDDDFFFFGGGGGHJKKKMMMMMMPPRSSSSSSSSSTVWZZ08