William Rippon joined IBM in 1985 at the T. J. Watson Research Center. William has over 25 years of experience in the fields of information technology and services. He has played a key role in the development and deployment of advanced solutions at IBM Research. For the past ten plus years, William has focused on voice, video and data networking as well as network, voice and video based security. For more than 7 years, William has been the global technical lead for the voice technology area of IBM Research I/S. In 2006, the role was expanded to include technical leadership for the video area. In addition, William has been an SME on IP Voice Security, representing IBM Research on various corporate and divisional security efforts. Currently William is actively engaged in leading efforts related to enterprise Video Conferencing, with a focus on interoperability and security.