Comments Welcome Program Architecture and Adaptation Tyson R. Browning Neeley School of Business Texas Christian University TCU Box 298530 Fort Worth, TX 76129 USA T.Browning@tcu.edu www.TysonBrowning.com Prepared for the Symposium on Complex Systems Engineering Hosted by the RAND Corporation Santa Monica, CA January 11-12, 2007 Keywords: Project modeling, project architecture, process modeling, organization modeling, systems architecting, emergence, adaptability Acknowledgment: The research assistance of US Army Capt. Marc Ortiz on the case studies is greatly appreciated.