Harold Carr does research in blockchain consensus protocols, privacy, confidentiality and scalability in Oracle Labs. At Oracle and Sun Microsystems he has worked on cloud infrastructure, InfiniBand transport and remoting system technology (i.e., REST, SOAP, CORBA, RMI).  He has worked on distributed Lisp and distributed C++ with Hewlett-Packard Research Laboratories and Schlumberger Research Laboratories, was Chief Architect of Lisp technology at Autodesk, and was a logic simulation consultant for Cirrus Logic. He holds a Ph.D., in Computer Science from the University of Utah.