(chapter 7), has been at the forefront of key web and internet standards for two decades. He has been the chair or co-chair of multiple working groups in W3C and IETF and past chairman of the board of the VoiceXML Forum and is currently a director of the IEEE-ISTO. His career has taken him from Southwestern Bell and Nuance through Voxeo, Tropo, and now ConsenSys, in the PegaSys standards group. He is a co-editor of the Verifiable Credentials Data Model specification and a co-chair of the Verifiable Claims Working Group at W3C.
