Mark Linehan is a researcher with 40+ years of experience in semantics, business rules, decision management, business process modeling, systems architecture and design, technical team leadership, and software development. He led the Date-Time Vocabulary (DTV) standards group at the Object Management Group, and was active in the Semantics of Business Vocabulary and Rules (SBVR) standard. He has implemented mappings of SBVR and DTV to OWL2, ILOG JRules, OCL, and Java. While a Senior Technical Staff Member at the IBM T.J. Watson Research Center, Mark applied SBVR in an innovative business process management technology. Previously, he led the design of a secure internet credit/debit payment protocol for major payment card associations, and designed and implemented award-winning communications network software. Mark has published numerous white papers and articles about SBVR, decision management, and business process management in peer-reviewed journals, has authored over a dozen patents, and is the recipient of multiple major IBM awards. He holds an M.S. degree in Computer Science from Columbia University.