In 2001, he received his PhD in physics from the University of Wales, Bangor. His research specializations include linear optical implementations of quantum communication and computation protocols, quantum teleportation and the interpretation of quantum theory. Dr. Kok has worked in the Quantum Computing Technologies Group at the NASA/Jet Propulsion Laboratory, in Pasadena, California, Hewlett-Packard Laboratories in Bristol, England and at the Department of Materials in Oxford University.