Christian de Sainte Marie is a Program Manager in IBM, France. Christian is co-chair of the W3C RIF working group. He was one of the authors of the OMG’s PRR specification and is co-chair of its revision team. He is now involved with OMG's DMN (Decision Model and Notation) initiative and was a co-author of the RFP. Christian is also project co-ordinator of the ONTORULE project (http://ontorule-project.eu), a major R&D project, partly funded by the European Commission. He can be contacted at: firstname.lastname@example.org.